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v3.22.1

Related Parties | 12 Months Ended
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Dec. 31, 2021
Disclosure of transactions between related parties [abstract] |
Related Parties |
(1) | Related parties of the Company as of December 31, 2021 are as follows, continued:
Type |  | Related party
Joint ventures (96 joint ventures) |  | Daegu Green Power Co., Ltd., KEPCO SPC Power Corporation, KAPES, Inc., Honam Wind Power Co., Ltd., Korea Power Engineering Service Co., Ltd., Seokmun Energy Co., Ltd., Incheon New Power Co., Ltd., Chun-cheon Energy Co., Ltd., Yeonggwangbaeksu Wind Power Co., Ltd., KW Nuclear Components Co., Ltd., KEPCO-Uhde Inc., Busan Shinho Solar Power Co., Ltd., Global Trade Of Power System Co., Ltd., Expressway Solar-light Power Generation Co., Ltd., Gansu Datang Yumen Wind Power Co., Ltd., Datang Chifeng Renewable Power Co., Ltd., Rabigh Electricity Company, Rabigh Operation & Maintenance Company Limited, Datang KEPCO Chaoyang Renewable Power Co., Ltd., Shuweihat Asia Power Investment B.V., Shuweihat Asia Operation & Maintenance Company, Waterbury Lake Uranium L.P., ASM-BG Investicii AD, RES Technology AD, Jamaica Public Service Company Limited, KV Holdings, Inc., Amman Asia Electric Power Company, Kelar S.A., PT. Tanjung Power Indonesia, Nghi Son 2 Power LLC, Daehan Wind Power PSC, Momentum, Barakah One Company, Nawah Energy Company, Yeonggwang Wind Power Co., Ltd., Chester Solar IV SpA, Chester Solar V SpA, Diego de Almagro Solar SpA, South Jamaica Power Company Limited, Daesan Green Energy Co., Ltd., RE Holiday Holdings LLC, RE Pioneer Holdings LLC, RE Barren Ridge 1 Holdings LLC, RE Astoria 2 LandCo LLC, RE Barren Ridge LandCo LLC, Laurel SpA, KIAMCO KOWEPO Bannerton Hold Co Pty Ltd, Chile Solar JV SpA, Cheong-Song Noraesan Wind Power Co., Ltd., Chester Solar I SpA, Solar Philippines Calatagan Corporation, Saemangeum Solar Power Co., Ltd., Chungsongmeon BongSan wind power Co., Ltd., Jaeun Resident Wind Power Plant Co., Ltd., DE Energia SpA, Dangjin Eco Power Co., Ltd., Haemodum Solar Co., Ltd., Yangyang Wind Power Co., Ltd., Horus Solar, S.A. De C.V., Recursos Solares PV De Mexico II, S.A. De C.V., S.A. De C.V., Sunmex Renovables, S.A. De C.V., Stavro Holding II AB, Solaseado Solar Power Co., Ltd., Yeongam Solar Power Co., Ltd., Samsu Wind Power Co., Ltd., Pulau Indah Power Plant Sdn. Bhd., Sam-Yang Photovoltaic Power Co., Ltd., NH-Amundi Global Infrastructure Investment Private Investment Trust 21, Shin-han BNPP Private Investment Trust for East-West Sunlight Dream, PT Barito Wahana Tenaga, Cheongna Energy Co., Ltd., Dayone Energy Co., Ltd., OneEnergy Asia Limited, KAS Investment I LLC, KAS Investment II LLC, Energyco Co., Ltd. (formerly, Energyco LLC), CAES, LLC, Hapcheon Floating Photovoltaic Power Plant Inc., Busan Industrial Solar Power Co., Ltd., Bitsolar Energy Co., Ltd., Naepo Green Energy Co., Ltd., Pulau Indah O&M Sdn. Bhd., Guadalupe Solar SpA, Omisan Wind Power Co., Ltd., Foresight Iberian Solar Group Holding, S.L., Yeongwol Eco Wind Co., Ltd., Gurae Resident Power Co., Ltd., Cheongju Eco Park Co., Ltd., Prime Swedish Holding AB, Enel X Midland Photovoltaic, LLC, Geumsungsan Wind Power Co., Ltd., KEPCO KPS Carabao Corp., Goheung New Energy Co., Ltd., Gunsan Land Solar Co., Ltd., CapMan Lynx SCA, SICAR, International Offshore Power Transmission Holding Company Limited
Other |  | Korea Development Bank
(2) | Transactions between the Company and its subsidiaries are eliminated during the consolidation and are not disclosed in notes.
(3) | Related party transactions for the years ended December 31, 2019, 2020 and 2021 are as follows:
<Sales and Others>
|  |  |  |  |  |  | Sales and others |
Company name |  | Transaction type |  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Associates> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dongducheon Dream Power Co., Ltd. |  | Electricity sales |  | ￦ |  |  |  |  | 7,071 |  |  |  | 7,757 |  |  |  | 19,923 |
Korea Gas Corporation |  | Electricity sales |  |  |  |  |  |  | 116,484 |  |  |  | 97,685 |  |  |  | 96,362 |
Daejung Offshore Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 1 |  |  |  | 32 |  |  |  | 46 |
Daegu Photovoltaic Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 327 |  |  |  | 325 |  |  |  | 207 |
Haeng Bok Do Si Photovoltaic Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 2 |  |  |  | 2 |  |  |  | 2 |
Korea Electric Power Industrial Development Co., Ltd. |  | Service |  |  |  |  |  |  | 11,085 |  |  |  | 10,833 |  |  |  | 11,208 |
Goseong Green Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 19,245 |  |  |  | 47,701 |  |  |  | 514,470 |
Gangneung Eco Power Co., Ltd. |  | Service |  |  |  |  |  |  | 7,446 |  |  |  | 10,178 |  |  |  | 14,200 |
Shin Pyeongtaek Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 21,218 |  |  |  | 20,791 |  |  |  | 23,501 |
Noeul Green Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 30 |  |  |  | 30 |  |  |  | 30 |
Samcheok Eco Materials Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 627 |  |  |  | 700 |  |  |  | 620 |
YTN Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 2,257 |  |  |  | 1,805 |  |  |  | 1,922 |
Busan Green Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 18 |  |  |  | 34 |  |  |  | 49 |
Gunsan Bio Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 4,755 |  |  |  | 102 |  |  |  | 20 |
Korea Electric Vehicle Charging Service |  | Electricity sales |  |  |  |  |  |  | 1,029 |  |  |  | 1,956 |  |  |  | 3,059 |
Energy Infra Asset Management Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 4,629 |
Gangwon Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 2,433 |  |  |  | 2,109 |  |  |  | 1,865 |
Gwangyang Green Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 122 |  |  |  | 23 |  |  |  | 486 |
Bigeum Resident Photovoltaic Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 85 |  |  |  | 755 |
Hyundai Green Power Co., Ltd. |  | Electricity sales and design service |  |  |  |  |  |  | 13,106 |  |  |  | 17,257 |  |  |  | 11,934 |
Korea Power Exchange |  | Service |  |  |  |  |  |  | 7,670 |  |  |  | 25,919 |  |  |  | 39,796 |
Taebaek Wind Power Co., Ltd. |  | Service |  |  |  |  |  |  | 991 |  |  |  | 226 |  |  |  | 44 |
Taebaek Guinemi Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 77 |  |  |  | 37 |  |  |  | 26 |
Pyeongchang Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 1,189 |  |  |  | 2,064 |  |  |  | 1,180 |
Daeryun Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 1,879 |  |  |  | 1,947 |  |  |  | 1,944 |
Changjuk Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 927 |  |  |  | 2,067 |  |  |  | 463 |
GS Donghae Electric Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 15,792 |  |  |  | 31,557 |  |  |  | 21,127 |
KNH Solar Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 17 |  |  |  | 16 |  |  |  | 14 |
S-Power Co., Ltd. |  | Service |  |  |  |  |  |  | 6,535 |  |  |  | 6,682 |  |  |  | 5,229 |
PND Solar Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 407 |  |  |  | 409 |  |  |  | 416 |
Hyundai Eco Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 117 |  |  |  | 167 |  |  |  | 187 |
YeongGwang Yaksu Wind Electric Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 81 |  |  |  | 77 |  |  |  | 78 |
Taebaek Gadeoksan Wind Power Co., Ltd.(*2) |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 295 |
Korea Energy Solutions Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 52 |  |  |  | 7 |  |  |  | 2 |
ITR Co., Ltd. |  | Service |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 3 |
Structure test network Co., Ltd. |  | Service |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5 |
Green Energy Electricity Generation Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 14 |  |  |  | — |
Namjeongsusang Solar Power Operation Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 14 |  |  |  | 22 |
Hanwha Corporation-linked Sunlight Power Special Private Equity Investment Trust No. 1 |  | Service |  |  |  |  |  |  | — |  |  |  | 291 |  |  |  | 399 |
Bitgoel Eco Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 282 |
Muan Solar Park Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 57 |  |  |  | 232 |
Anjwa Smart Farm & Solar City Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 624 |
Daewon Green Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 155 |
Saemangeum Heemang Photovoltaic Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 13 |
UD4M Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 4 |
Dongbu Highway Solar Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5 |
Seobu Highway Solar Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 8 |
SureDataLab Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Suwon New Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 5,606 |  |  |  | 2,974 |  |  |  | 1,820 |
Hankook Electric Power Information Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Kosture Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Muan Sunshine Solar Power Plant Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 30 |  |  |  | 52 |
9 Associates (Overseas) |  | Electricity sales and others |  |  |  |  |  |  | 98,450 |  |  |  | 66,755 |  |  |  | 125,723 |
|  |  |  |  |  |  | Sales and others |
Company name |  | Transaction type |  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Joint ventures> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Naepo Green Energy Co., Ltd. |  | Electricity sales |  | ￦ |  |  |  |  | 154 |  |  |  | 217 |  |  |  | 467 |
Cheongna Energy Co., Ltd. |  | Service |  |  |  |  |  |  | 9,922 |  |  |  | 13,791 |  |  |  | 16,469 |
Dayone Energy Co., Ltd.(formerly, Hyundai Energy Co., Ltd.) |  | Service |  |  |  |  |  |  | 3,437 |  |  |  | 4,816 |  |  |  | 8,159 |
Daegu Green Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 1,151 |  |  |  | 1,285 |  |  |  | 1,053 |
KAPES, Inc. |  | Commission |  |  |  |  |  |  | 504 |  |  |  | 476 |  |  |  | 413 |
Honam Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 657 |  |  |  | 502 |  |  |  | 71 |
Jeongam Wind Power Co., Ltd. (*1) |  | Electricity sales and Service |  |  |  |  |  |  | 1,198 |  |  |  | 1,213 |  |  |  | 588 |
Korea Power Engineering Service Co., Ltd. |  | Service |  |  |  |  |  |  | 348 |  |  |  | 203 |  |  |  | 339 |
Seokmun Energy Co., Ltd. |  | Service |  |  |  |  |  |  | 1,495 |  |  |  | 1,932 |  |  |  | 1,701 |
Incheon New Power Co., Ltd. |  | Construction revenue |  |  |  |  |  |  | 354 |  |  |  | 14 |  |  |  | 14 |
Chun-cheon Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 2,397 |  |  |  | 2,657 |  |  |  | 2,329 |
Yeonggwangbaeksu Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 1,744 |  |  |  | 1,788 |  |  |  | 1,836 |
Yeonggwang Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 705 |  |  |  | 793 |  |  |  | 818 |
Sam-Yang Photovoltaic Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 33 |  |  |  | 1,920 |
NH-Amundi Global Infrastructure Investment Private Investment Trust 21 |  | Service |  |  |  |  |  |  | — |  |  |  | 1,388 |  |  |  | 1,727 |
KW Nuclear Components Co., Ltd. |  | Service |  |  |  |  |  |  | 721 |  |  |  | 1,639 |  |  |  | 2,598 |
KEPCO-Uhde Inc. |  | Electricity sales |  |  |  |  |  |  | 15 |  |  |  | 8 |  |  |  | 10 |
Busan Shinho Solar Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 452 |  |  |  | 353 |  |  |  | 376 |
Daesan Green Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 39 |  |  |  | 703 |  |  |  | 523 |
Taebaek Gadeoksan Wind Power Co., Ltd. (*2) |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 3 |  |  |  | 2 |
Cheong-Song Noraesan Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 6 |  |  |  | 29 |  |  |  | 30 |
Chungsongmeon BongSan wind power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Saemangeum Solar Power Co., Ltd. |  | Service |  |  |  |  |  |  | 2,230 |  |  |  | 2,846 |  |  |  | 1,141 |
Jaeun Resident Wind Power Plant Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 105 |  |  |  | — |  |  |  | — |
Dangjin Eco Power co., Ltd. |  | Electricity sales |  |  |  |  |  |  | 4 |  |  |  | 33 |  |  |  | 32 |
Energyco Co., Ltd. (formerly, Energyco LLC) |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Busan Industrial Solar Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 9 |
Bitsolar Energy Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 42 |  |  |  | 296 |
Omisan Wind Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |
Haemodum Solar Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 4 |  |  |  | 6 |
Yeongam Solar Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 165 |  |  |  | 339 |
Solaseado Solar Power Co., Ltd. |  | Electricity sales |  |  |  |  |  |  | — |  |  |  | 66 |  |  |  | 2,890 |
35 Joint ventures (Overseas) |  | Electricity sales and others |  |  |  |  |  |  | 1,275,279 |  |  |  | 831,596 |  |  |  | 773,289 |
<Others> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Korea Development Bank |  | Electricity sales |  |  |  |  |  |  | 3,948 |  |  |  | 4,248 |  |  |  | 4,177 |
|  | Interest income |  |  |  |  |  |  | 2,091 |  |  |  | 3,461 |  |  |  | 756 |
(3) | Related party transactions for the years ended December 31, 2019, 2020 and 2021 are as follows, continued:
<Purchase and Others>
|  |  |  |  |  |  | Purchase and others |
Company name |  | Transaction type |  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Associates> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dongducheon Dream Power Co., Ltd. |  | Electricity purchase |  | ￦ |  |  |  |  | 689,510 |  |  |  | 552,692 |  |  |  | 750,148 |
Korea Gas Corporation |  | Purchase of power generation fuel |  |  |  |  |  |  | 4,049,486 |  |  |  | 3,270,972 |  |  |  | 5,646,713 |
Daegu Photovoltaic Co., Ltd. |  | REC purchase |  |  |  |  |  |  | 3,626 |  |  |  | 3,313 |  |  |  | 3,532 |
Haeng Bok Do Si Photovoltaic Power Co., Ltd. |  | REC purchase |  |  |  |  |  |  | 450 |  |  |  | 370 |  |  |  | 393 |
Korea Electric Power Industrial Development Co., Ltd. |  | Electricity metering service fee |  |  |  |  |  |  | 245,057 |  |  |  | 212,366 |  |  |  | 241,925 |
Goseong Green Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 32 |  |  |  | — |  |  |  | 987,540 |
Shin Pyeongtaek Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 119,162 |  |  |  | 520,737 |  |  |  | 653,306 |
Noeul Green Energy Co., Ltd. |  | REC purchase |  |  |  |  |  |  | 22,767 |  |  |  | 10,634 |  |  |  | 10,014 |
Samcheok Eco Materials Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 9,425 |  |  |  | 10,713 |  |  |  | 13,612 |
YTN Co., Ltd. |  | Service |  |  |  |  |  |  | 333 |  |  |  | 353 |  |  |  | 388 |
Busan Green Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 13,811 |  |  |  | 18,678 |  |  |  | 18,996 |
Gunsan Bio Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 3,022 |  |  |  | 24 |  |  |  | — |
Korea Electric Vehicle Charging Service |  | Service |  |  |  |  |  |  | 536 |  |  |  | 581 |  |  |  | 393 |
Energy Infra Asset Management Co., Ltd. |  | Service |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,657 |
Yaksu ESS Co., Ltd. |  | Service |  |  |  |  |  |  | 1,191 |  |  |  | 217 |  |  |  | 1,715 |
Gangwon Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 24,116 |  |  |  | 23,350 |  |  |  | 19,623 |
Goesan Solar park Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 6,209 |
Hyundai Green Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 507,662 |  |  |  | 349,778 |  |  |  | — |
Korea Power Exchange |  | Trading fees |  |  |  |  |  |  | 120,509 |  |  |  | 87,361 |  |  |  | 86,716 |
Taebaek Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 7,070 |  |  |  | 4,003 |  |  |  | 5,930 |
Taebaek Guinemi Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 349 |  |  |  | 5,023 |  |  |  | 5,910 |
Pyeongchang Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 5,188 |  |  |  | 3,969 |  |  |  | 4,099 |
Daeryun Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 144,862 |  |  |  | 99,523 |  |  |  | 157,234 |
Changjuk Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 6,994 |  |  |  | 6,084 |  |  |  | 6,213 |
GS Donghae Electric Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 681,379 |  |  |  | 660,351 |  |  |  | 760,377 |
KNH Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 3,377 |  |  |  | 3,564 |  |  |  | 3,222 |
S-Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 522,469 |  |  |  | 293,515 |  |  |  | 608,530 |
PND Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 557 |  |  |  | 5,234 |  |  |  | 5,502 |
Hyundai Eco Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 6,810 |  |  |  | 17,777 |  |  |  | 25,762 |
YeongGwang Yaksu Wind Electric Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 6,511 |  |  |  | 9,151 |  |  |  | 11,729 |
Taebaek Gadeoksan Wind Power Co., Ltd. (*2) |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 16,360 |
Green Energy Electricity Generation Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1,238 |
Namjeongsusang Solar Power Operation Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 14,286 |
Jeju Gimnyeong Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 12,833 |
Seoroseoro Sunny Power Plant Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 217 |
Muan Solar Park Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 31,017 |
YuDang Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 3,495 |
Anjwa Smart Farm & Solar City Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 24,601 |
Dongbu Highway Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,605 |
Seobu Highway Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,936 |
Korea Energy Solution Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 15 |  |  |  | — |  |  |  | — |
Gwangbaek Solar Power Investment Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 373 |  |  |  | 742 |
Muan Sunshine Solar Power Plant Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 15,900 |
1 Associates (Overseas) |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 502 |
<Purchase and Others>
|  |  |  |  |  |  | Purchase and others |
Company name |  | Transaction type |  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Joint ventures> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cheongna Energy Co., Ltd. |  | Electricity purchase |  | ￦ |  |  |  |  | 58,747 |  |  |  | 66 |  |  |  | 57 |
Dayone Energy Co., Ltd. (formerly, Hyundai Energy Co., Ltd.) |  | Electricity purchase |  |  |  |  |  |  | 2,847 |  |  |  | 1,120 |  |  |  | 5,409 |
Daegu Green Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 296,464 |  |  |  | 215,224 |  |  |  | 289,052 |
KAPES, Inc. |  | Service |  |  |  |  |  |  | 142,511 |  |  |  | 219,673 |  |  |  | 64,140 |
Honam Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 5,306 |  |  |  | 4,382 |  |  |  | 4,807 |
Jeongam Wind Power Co., Ltd. (*1) |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 5,982 |  |  |  | 3,145 |
Korea Power Engineering Service Co., Ltd. |  | Service |  |  |  |  |  |  | 1,774 |  |  |  | 1,594 |  |  |  | 1,315 |
Seokmun Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 26,370 |  |  |  | 33,164 |  |  |  | 44,315 |
Chun-cheon Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 313,471 |  |  |  | 222,069 |  |  |  | 327,536 |
Yeonggwangbaeksu Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 11,739 |  |  |  | 11,232 |  |  |  | 9,471 |
Yeonggwang Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | 11,940 |  |  |  | 24,103 |  |  |  | 21,004 |
Sam-Yang Photovoltaic Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 3,848 |  |  |  | 5,852 |
KW Nuclear Components Co., Ltd. |  | Service |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 96 |
Busan Shinho Solar Power Co., Ltd. |  | REC purchase |  |  |  |  |  |  | 7,843 |  |  |  | 7,296 |  |  |  | 7,895 |
Global Trade Of Power System Co., Ltd. |  | Service |  |  |  |  |  |  | 502 |  |  |  | 337 |  |  |  | 323 |
Expressway Solar-light Power Generation Co., Ltd. |  | REC purchase |  |  |  |  |  |  | 3,067 |  |  |  | 2,472 |  |  |  | 3,146 |
Daesan Green Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 104,854 |  |  |  | 146,776 |
Taebaek Gadeoksan Wind Power Co., Ltd. (*2) |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5,080 |
Saemangeum Solar Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5 |
Dangjin Eco Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 3,953 |  |  |  | 4,139 |
Busan Industrial Solar Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 19 |  |  |  | 2,815 |
Bitsolar Energy Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5,703 |
Omisan Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 7 |
Haemodum Solar Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 967 |  |  |  | 1,625 |
Yeongam Solar Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 32,208 |  |  |  | 47,805 |
Samsu Wind Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,800 |
Solaseado Solar Power Co., Ltd. |  | Electricity purchase |  |  |  |  |  |  | — |  |  |  | 28,516 |  |  |  | 31,031 |
5 Joint ventures (Overseas) |  | Electricity purchase and others |  |  |  |  |  |  | 7,232 |  |  |  | 14,767 |  |  |  | 49,055 |
<Others> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Korea Development Bank |  | Interest expense |  |  |  |  |  |  | 4,063 |  |  |  | 3,872 |  |  |  | 2,756 |
|  | Dividends paid |  |  |  |  |  |  | 20 |  |  |  | 17 |  |  |  | 256,862 |
(*1) | Reclassified from a joint venture to a subsidiary during the year ended December 31, 2021. Transactions are made before the reclassification.
(*2) | Reclassified from a joint venture to an associate during the year ended December 31, 2021.
(4) | Receivables and payables arising from related party transactions as of December 31, 2020 and 2021 are as follows:
|  |  |  |  |  |  | Receivables |  |  | Payables |
Company name |  | Type |  |  |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Associates> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dongducheon Dream Power Co., Ltd. |  | Trade receivables |  | ￦ |  |  |  |  | 388 |  |  |  | 6,282 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 213 |  |  |  | 493 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 65,794 |  |  |  | 114,613 |
Korea Gas Corporation |  | Trade receivables |  |  |  |  |  |  | 9,969 |  |  |  | 10,015 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 95 |  |  |  | 187 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 428,763 |  |  |  | 800,509 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 617 |  |  |  | 759 |
Daejung Offshore Wind Power Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 31 |  |  |  | 77 |  |  |  | — |  |  |  | — |
Daegu Photovoltaic Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 57 |  |  |  | 115 |
Korea Electric Power Industrial Development Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 508 |  |  |  | 269 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 16 |  |  |  | 15 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 133 |  |  |  | 873 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 3,779 |  |  |  | 5,880 |
Goseong Green Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 2,181 |  |  |  | 495 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 9,214 |  |  |  | 76,855 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 218,627 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 64,986 |  |  |  | 59,987 |
Gangneung Eco Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 661 |  |  |  | 826 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 146 |  |  |  | 465 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 97 |
Shin Pyeongtaek Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 1,348 |  |  |  | 1,788 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 2,823 |  |  |  | 3,116 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 47,948 |  |  |  | 79,828 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 85 |  |  |  | 99 |
Noeul Green Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 3 |  |  |  | 3 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 969 |  |  |  | 1,169 |  |  |  | — |  |  |  | — |
Samcheok Eco Materials Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 47 |  |  |  | 52 |  |  |  | — |  |  |  | — |
YTN Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 97 |  |  |  | 99 |  |  |  | — |  |  |  | — |
Busan Green Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 5 |  |  |  | 1 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 13,946 |  |  |  | 20,658 |  |  |  | — |  |  |  | — |
Gunsan Bio Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 11,728 |  |  |  | — |  |  |  | — |
Korea Electric Vehicle Charging Service |  | Trade receivables |  |  |  |  |  |  | 141 |  |  |  | 193 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 281 |  |  |  | 120 |  |  |  | — |  |  |  | — |
Yaksu ESS Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 739 |  |  |  | 1,374 |
Gangwon Wind Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 6 |  |  |  | 8 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,678 |  |  |  | 4,293 |
Gwangyang Green Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 1,356 |  |  |  | 532 |  |  |  | — |  |  |  | — |
Bigeum Resident Photovoltaic Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | — |  |  |  | 922 |  |  |  | — |  |  |  | — |
Goesan Solar park Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 73 |
Hyundai Green Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 554 |  |  |  | 229 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 9,825 |  |  |  | — |
Korea Power Exchange |  | Trade receivables |  |  |  |  |  |  | 1,608 |  |  |  | 627 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 24 |  |  |  | 1,300 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1,362 |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 70,456 |  |  |  | 2,189 |
Taebaek Wind Power Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 1,405 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 443 |  |  |  | 560 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 262 |
Taebaek Guinemi Wind Power Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 413 |  |  |  | 670 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 509 |  |  |  | — |
Pyeongchang Wind Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 3 |  |  |  | 4 |  |  |  | — |  |  |  | — |
Daeryun Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 189 |  |  |  | 213 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 16,079 |  |  |  | 21,362 |
Changjuk Wind Power Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 461 |  |  |  | 724 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 309 |  |  |  | 295 |
GS Donghae Electric Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 386 |  |  |  | 383 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 321 |  |  |  | 272 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 91,213 |  |  |  | 113,529 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 36 |  |  |  | 17 |
|  |  |  |  |  |  | Receivables |  |  | Payables |
Company name |  | Type |  |  |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Associates> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
KNH Solar Co., Ltd. |  | Trade receivables |  | ￦ |  |  |  |  | 1 |  |  |  | 1 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 14 |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 187 |  |  |  | — |
|  | Trade receivables |  |  |  |  |  |  | 137 |  |  |  | 82 |  |  |  | — |  |  |  | — |
S-Power Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 46 |  |  |  | 48 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 23,415 |  |  |  | 91,277 |
PND Solar Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 58 |  |  |  | — |
Hyundai Eco Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 16 |  |  |  | 19 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 732 |
YeongGwang Yaksu Wind Electric Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 8 |  |  |  | 6 |  |  |  | — |  |  |  | — |
Taebaek Gadeoksan Wind Power Co., Ltd.(*2) |  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 119 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 8,397 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,571 |
Bitgoel Eco Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 27 |  |  |  | — |  |  |  | — |
Jeju Gimnyeong Wind Power Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 885 |
Muan Solar Park Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 24 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 23 |  |  |  | — |  |  |  | — |
Daewon Green Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 94 |  |  |  | — |  |  |  | — |
Dongbu Highway Solar Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | — |  |  |  | 1 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 98 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 90 |
Seobu Highway Solar Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 177 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 105 |
Go deok Clean Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 1 |  |  |  | — |  |  |  | — |  |  |  | — |
Suwon New Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 2 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 712 |  |  |  | 1,198 |  |  |  | — |  |  |  | — |
Kosture Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | — |  |  |  | 1 |  |  |  | — |  |  |  | — |
Muan Sunshine Solar Power Plant Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,748 |
4 Associates (Overseas) |  | Non-trade receivables and others |  |  |  |  |  |  | 3,248 |  |  |  | 3,196 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 502 |
<Joint ventures> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Naepo Green Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 56 |  |  |  | 42 |  |  |  | — |  |  |  | — |
Dayone Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 57 |  |  |  | 52 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 11,749 |  |  |  | 13,297 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 10 |  |  |  | 1,009 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 9,119 |  |  |  | 11,306 |
Daegu Green Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 44 |  |  |  | 71 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 55 |  |  |  | 55 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 26,213 |  |  |  | 35,766 |
KAPES, Inc. |  | Trade receivables |  |  |  |  |  |  | 2 |  |  |  | 2 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 5,172 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 20,577 |  |  |  | 2,121 |
Honam Wind Power Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 216 |  |  |  | 575 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 345 |  |  |  | — |
Jeongam Wind Power Co., Ltd.(*1) |  | Non-trade receivables and others |  |  |  |  |  |  | 162 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 692 |  |  |  | — |
Korea Power Engineering Service Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 43 |  |  |  | 48 |  |  |  | — |  |  |  | — |
Seokmun Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 62 |  |  |  | 34 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 9,460 |  |  |  | 149 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 4,898 |  |  |  | 7,941 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 9,559 |  |  |  | — |
Chun-cheon Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 98 |  |  |  | 126 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 165 |  |  |  | 167 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 27,428 |  |  |  | 41,410 |
Yeonggwangbaeksu Wind Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 8 |  |  |  | 6 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 159 |  |  |  | 53 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 405 |  |  |  | 1,099 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1,747 |  |  |  | — |
|  |  |  |  |  |  | Receivables |  |  | Payables |
Company name |  | Type |  |  |  |  | 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |
|  |  |  |  |  |  | In millions of won |
<Joint ventures> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cheongna Energy Co., Ltd. |  | Trade receivables |  | ￦ |  |  |  |  | 1,592 |  |  |  | 4,164 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 1,186 |  |  |  | 1,350 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1 |
Yeonggwang Wind Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 12 |  |  |  | 10 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 54 |  |  |  | 59 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 886 |  |  |  | 730 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 3,038 |  |  |  | — |
Sam-Yang Photovoltaic Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 5 |  |  |  | 5 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 625 |  |  |  | — |
KW Nuclear Components Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 4 |  |  |  | — |  |  |  | — |  |  |  | — |
KEPCO-Uhde Inc. |  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 10 |
Busan Shinho Solar Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 2 |  |  |  | 2 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 135 |  |  |  | 281 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 780 |  |  |  | — |
Global Trade Of Power System Co., Ltd. |  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 7 |
Expressway Solar-light Power Generation Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 102 |
Daesan Green Energy Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 11 |  |  |  | 11 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 216 |  |  |  | 120 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 7,694 |  |  |  | 5,120 |
Taebaek Gadeoksan Wind Power Co., Ltd.(*2) |  | Non-trade receivables and others |  |  |  |  |  |  | 5 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 2,473 |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5 |  |  |  | — |
Cheong-Song Noraesan Wind Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 2 |  |  |  | 2 |  |  |  | — |  |  |  | — |
Saemangeum Solar Power Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | 3,141 |  |  |  | 4,268 |  |  |  | — |  |  |  | — |
Dangjin Eco Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 3 |  |  |  | 3 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 326 |  |  |  | 276 |
Busan Industrial Solar Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | — |  |  |  | 1 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1 |  |  |  | 54 |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 24 |
Bitsolar Energy Co., Ltd. |  | Non-trade receivables and others |  |  |  |  |  |  | — |  |  |  | 7 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 54 |
Haemodum Solar Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | — |  |  |  | 1 |  |  |  | — |  |  |  | — |
Yeongam Solar Power Co., Ltd. |  | Trade receivables |  |  |  |  |  |  | 26 |  |  |  | 29 |  |  |  | — |  |  |  | — |
|  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 14,652 |  |  |  | 3,324 |
Samsu Wind Power Co., Ltd. |  | Trade payables |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,300 |
18 Joint ventures (Overseas) |  | Trade receivables |  |  |  |  |  |  | 58,839 |  |  |  | 84,150 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 17,217 |  |  |  | 26,060 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 105,682 |  |  |  | 22,050 |
<Others> |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Korea Development Bank |  | Accrued interest income |  |  |  |  |  |  | 51 |  |  |  | 154 |  |  |  | — |  |  |  | — |
|  | Non-trade receivables and others |  |  |  |  |  |  | 206,916 |  |  |  | 420,732 |  |  |  | — |  |  |  | — |
|  | Non-trade payables and others |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 123 |  |  |  | 21,172 |
|  | Derivatives |  |  |  |  |  |  | 20,167 |  |  |  | 59,139 |  |  |  | 20,001 |  |  |  | — |
| (*1) | Reclassified from a joint venture to a subsidiary during the year ended December 31, 2021. Transactions are made before the reclassification.
| (*2) | Reclassified from a joint venture to an associate during the year ended December 31, 2021.
(5) | Loans and others arising from related party transactions as of December 31, 2020 and 2021 are as follows:
Type |  | Company name |  |  |  |  | Beginning balance |  |  | Loans |  |  | Collection |  |  | Others |  |  | Ending balance |
|  |  |  |  |  |  | In millions of won |
Associate |  | KNOC Nigerian East Oil Co., Ltd., KNOC Nigerian West Oil Co., Ltd. |  | ￦ |  |  |  |  | 27,149 |  |  |  | 34 |  |  |  | — |  |  |  | 2,298 |  |  |  | 29,481 |
|  | (Allowance for doubtful accounts) |  |  |  |  |  |  | (5,246 | ) |  |  | — |  |  |  | — |  |  |  | (2,995 | ) |  |  | (8,241 | )
Associate |  | Xe-Pian Xe-Namnoy Power Co., Ltd. |  |  |  |  |  |  | 19,692 |  |  |  | — |  |  |  | — |  |  |  | 1,764 |  |  |  | 21,456 |
Associate |  | PT Wampu Electric Power |  |  |  |  |  |  | 12,358 |  |  |  | — |  |  |  | (1,349 | ) |  |  | 1,991 |  |  |  | 13,000 |
Associate |  | Gunsan Bio Energy Co., Ltd. |  |  |  |  |  |  | 12,396 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 12,396 |
|  | (Allowance for doubtful accounts) |  |  |  |  |  |  | (10,128 | ) |  |  | (2,268 | ) |  |  | — |  |  |  | — |  |  |  | (12,396 | )
Associate |  | Bigeum Resident Photovoltaic Power Co., Ltd. |  |  |  |  |  |  | 3,500 |  |  |  | 7,712 |  |  |  | — |  |  |  | — |  |  |  | 11,212 |
Associate |  | Daejung Offshore Wind Power Co., Ltd. |  |  |  |  |  |  | 1,000 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,000 |
Associate |  | Bitgoel Eco Energy Co., Ltd. |  |  |  |  |  |  | — |  |  |  | 19,349 |  |  |  | — |  |  |  | — |  |  |  | 19,349 |
Joint venture |  | Solaseado Solar Power Co., Ltd. |  |  |  |  |  |  | 64,000 |  |  |  | 10,000 |  |  |  | (39,000 | ) |  |  | — |  |  |  | 35,000 |
Joint venture |  | Recursos Solares PV De Mexico II, S.A. D e C.V. |  |  |  |  |  |  | 4,844 |  |  |  | 2,282 |  |  |  | (1,450 | ) |  |  | 458 |  |  |  | 6,134 |
Joint venture |  | Horus Solar , S.A. D e C.V. |  |  |  |  |  |  | 13,380 |  |  |  | 2,755 |  |  |  | (843 | ) |  |  | 1,222 |  |  |  | 16,514 |
Joint venture |  | Sunmex Renovables, S.A. d e C.V. |  |  |  |  |  |  | 1,842 |  |  |  | 11,377 |  |  |  | — |  |  |  | 352 |  |  |  | 13,571 |
Joint venture |  | Kelar S.A. |  |  |  |  |  |  | 39,616 |  |  |  | — |  |  |  | — |  |  |  | 3,551 |  |  |  | 43,167 |
Joint venture |  | DE Energia SpA |  |  |  |  |  |  | 6,232 |  |  |  | — |  |  |  | — |  |  |  | 559 |  |  |  | 6,791 |
Joint venture |  | Daehan Wind Power PSC |  |  |  |  |  |  | 10,700 |  |  |  | 1,927 |  |  |  | — |  |  |  | 1,047 |  |  |  | 13,674 |
Joint venture |  | PT. Tanjung Power Indonesia |  |  |  |  |  |  | 705 |  |  |  | 314 |  |  |  | — |  |  |  | 71 |  |  |  | 1,090 |
Joint venture |  | Bitsolar Energy Co., Ltd. |  |  |  |  |  |  | 3,165 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 3,165 |
Joint venture |  | Pulau Indah Power Plant Sdn. Bhd. |  |  |  |  |  |  | — |  |  |  | 10,006 |  |  |  | — |  |  |  | (10,006 | ) |  |  | — |
Joint venture |  | Guadalupe Solar SpA |  |  |  |  |  |  | — |  |  |  | 3,365 |  |  |  | (6 | ) |  |  | 1 |  |  |  | 3,360 |
Joint venture |  | Foresight Iberian Solar Group Holding, S.L. |  |  |  |  |  |  | — |  |  |  | 9,376 |  |  |  | (424 | ) |  |  | 50,381 |  |  |  | 59,333 |
Joint venture |  | Capman Lynx SCA, SICAR |  |  |  |  |  |  | — |  |  |  | 30,001 |  |  |  | — |  |  |  | (231 | ) |  |  | 29,770 |
|  |  |  | ￦ |  |  |  |  | 205,205 |  |  |  | 106,230 |  |  |  | (43,072 | ) |  |  | 50,463 |  |  |  | 318,826 |
(6) | Borrowings arising from related party transactions as of December 31, 2020 and 2021 are as follows:
Related parties |  | Type |  |  |  |  | Beginning balance |  |  | Borrowings |  |  | Repayment |  |  | Others |  |  | Ending balance |
|  |  |  |  |  |  | In millions of won |
Korea Development Bank |  | Facility |  | ￦ |  |  |  |  | 50,293 |  |  |  | 56,906 |  |  |  | (10,863 | ) |  |  | 1,684 |  |  |  | 98,020 |
|  | Others |  |  |  |  |  |  | 2,946 |  |  |  | — |  |  |  | (437 | ) |  |  | — |  |  |  | 2,509 |
|  | Operating funds |  |  |  |  |  |  | 144,300 |  |  |  | 140,000 |  |  |  | (100,000 | ) |  |  | — |  |  |  | 184,300 |
|  | Syndicated Loans |  |  |  |  |  |  | 15,923 |  |  |  | — |  |  |  | (1,042 | ) |  |  | (351 | ) |  |  | 14,530 |
|  | EBL and others |  |  |  |  |  |  | 40,093 |  |  |  | 9,923 |  |  |  | — |  |  |  | 3,949 |  |  |  | 53,965 |
|  |  |  | ￦ |  |  |  |  | 253,555 |  |  |  | 206,829 |  |  |  | (112,342 | ) |  |  | 5,282 |  |  |  | 353,324 |
(7) | Guarantees provided to associates or joint ventures as of December 31, 2021 are as follows:
Primary guarantor |  | Principal obligor |  | Type of guarantees |  | Credit limit |  |  | Creditor
|  |  |  |  |  | In millions of won and thousands of foreign currencies |  |  |
Korea Electric Power Corporation |  | Shuweihat Asia Operation & Maintenance Company |  | Performance guarantees |  |  | USD 11,000 |  |  | Shuweihat Asia Power Investment B.V.
Korea Electric Power Corporation |  | Rabigh Operation & Maintenance Company Limited |  | Performance guarantees and others |  |  | USD 1,387 |  |  | Rabigh Electricity Company
Korea Electric Power Corporation |  | Nghi Son 2 Power LLC |  | Performance guarantees |  |  | USD 70,000 |  |  | SMBC Ho Chi Minh and others
|  |  |  | Debt guarantees |  |  | USD 285,000 |  |  | SMBC Singapore
Korea Electric Power Corporation |  | Barakah One Company |  | Debt guarantees |  |  | USD 1,223,355 |  |  | Export-Import Bank of Korea and others
|  |  |  | Performance guarantees and others |  |  | USD 4,349,360 |  |  |
Korea Electric Power Corporation |  | RE Holiday Holdings LLC |  | Performance guarantees(*10) |  |  | USD 222,077 |  |  | EFS Renewables Holdings, LLC, CA-CIB and others
Korea Electric Power Corporation |  | RE Pioneer Holdings LLC |  | Performance guarantees |  |  | USD 106,873 |  |  | EFS Renewables Holdings, LLC
Korea Electric Power Corporation |  | RE Barren Ridge 1 Holdings LLC |  | Performance guarantees(*10) |  |  | USD 68,838 |  |  | Firstar Development, LLC
Korea Electric Power Corporation |  | Shuweihat Asia Power Investment B.V. |  | Performance guarantees |  |  | USD 100,000 |  |  | ING Bank
Korea Electric Power Corporation |  | Amman Asia Electric Power Company |  | Performance guarantees |  |  | USD 16,800 |  |  | Shinhan Bank
Korea Electric Power Corporation |  | Horus Solar, S.A. De C.V. |  | Other performance guarantees |  |  | MXN 16,413 |  |  | CENACE and others
Korea Electric Power Corporation |  | Recursos Solares PV De Mexico II, S.A. De C.V. |  | Other performance guarantees |  |  | MXN 1,518 |  |  | SEMARNAT
Korea Electric Power Corporation |  | Sunmex Renovables, S.A. De C.V. |  | Other performance guarantees |  |  | USD 9,078 |  |  | CENACE
Korea Electric Power Corporation |  |  |  |  |  |  | MXN 3,666 |  |  | SEMARNAT
Korea Electric Power Corporation |  | Pulau Indah Power Plant Sdn. Bhd. |  | Collateralized money invested |  |  | KRW 22,099 |  |  | Malaysian Trustee Berhad
Korea Western Power Co., Ltd. |  | Cheongna Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 11,198 |  |  | Kookmin Bank and others
|  |  |  | Guarantees for supplemental funding (*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | Xe-Pian Xe-Namnoy Power Co., Ltd. |  | Payment guarantees for business reserve |  |  | USD 2,500 |  |  | Krung Thai Bank
|  |  |  | Collateralized money invested |  |  | KRW 92,441 |  |  |
|  |  |  | Impounding bonus guarantees |  |  | USD 5,000 |  |  | SK E&C
Korea Western Power Co., Ltd. |  | Rabigh Operation & Maintenance Company Limited |  | Performance guarantees and others |  |  | SAR 11,200 |  |  | National Bank of Kuwait
Korea Western Power Co., Ltd. |  | Daegu Photovoltaic Co., Ltd. |  | Collateralized money invested |  |  | KRW 2,342 |  |  | Korea Development Bank
Korea Western Power Co., Ltd. |  | Dongducheon Dream Power Co., Ltd. |  | Collateralized money invested(*5) |  |  | KRW 39,524 |  |  | Kookmin Bank and others
|  |  |  | Debt guarantees |  |  | KRW 20,300 |  |  | BNK Securities
Korea Western Power Co., Ltd. |  | PT. Mutiara Jawa |  | Collateralized money invested |  |  | KRW 2,569 |  |  | Woori Bank
Korea Western Power Co., Ltd. |  | Haeng Bok Do Si Photovoltaic Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 223 |  |  | Nonghyup Bank
Korea Western Power Co., Ltd. |  | Shin Pyeongtaek Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 93,074 |  |  | Kookmin Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | Haemodum Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,081 |  |  | Nonghyup Bank
Korea Western Power Co., Ltd. |  | Sam-Yang Photovoltaic Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,993 |  |  | Korea Development Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | Muan Solar Park Co., Ltd. |  | Collateralized money invested |  |  | KRW 6,083 |  |  | IBK and others
Korea Western Power Co., Ltd. |  | Anjwa Smart Farm & Solar City Co., Ltd. |  | Collateralized money invested |  |  | KRW 6,784 |  |  | Hana Bank and others
Primary guarantor |  | Principal obligor |  | Type of guarantees |  | Credit limit |  |  | Creditor
|  |  |  |  |  | In millions of won and thousands of foreign currencies |  |  |
Korea Western Power Co., Ltd. |  | Seoroseoro Sunny Power Plant Co., Ltd. |  | Collateralized money invested |  |  | KRW 721 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | YuDang Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 565 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | Hapcheon Floating Photovoltaic Power Plant Inc. |  | Collateralized money invested |  |  | KRW 6,971 |  |  | Nonghyup Bank and others
Korea Western Power Co., Ltd. |  | Yeongwol Eco Wind Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,197 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Western Power Co., Ltd. |  | Gurae Resident Power Co., Ltd. |  | Collateralized money invested Guarantees for supplemental funding(*1) |  |  | KRW 396 — |  |  | Hana Bank and others
Korea Western Power Co., Ltd |  | Gunsan Land Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 19,317 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Busan Shinho Solar Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 5,841 |  |  | Korea Development Bank and others
Korea East-West Power Co., Ltd. |  | Seokmun Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 13,842 |  |  | Kookmin Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Chun-cheon Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 25,896 |  |  | Kookmin Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | KRW 90,800 |  |  |
Korea East-West Power Co., Ltd. |  | Honam Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,041 |  |  | Shinhan Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | GS Donghae Electric Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 243,772 |  |  | Korea Development Bank and others
Korea East-West Power Co., Ltd. |  | Yeonggwangbaeksu Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 2,728 |  |  | Kookmin Bank and others
Korea East-West Power Co., Ltd. |  | Yeonggwang Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 17,646 |  |  | KDB Capital Corporation and others
Korea East-West Power Co., Ltd. |  | Daesan Green Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 21,244 |  |  | IBK
|  |  |  | Guarantees for supplemental funding(*1) |  |  | KRW 18,989 |  |  |
Korea East-West Power Co., Ltd. |  | Taebaek Gadeoksan Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 16,495 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | PT. Tanjung Power Indonesia |  | Debt guarantees |  |  | USD 24,544 |  |  | Sumitomo mitsui banking
|  |  |  | Other guarantees |  |  | USD 3,150 |  |  | PT. Adaro Indonesia
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  | Sumitomo mitsui banking and others
|  |  |  | Collateralized money invested |  |  | KRW 46,546 |  |  | MUFG and others
Korea East-West Power Co., Ltd. |  | South Jamaica Power Company Limited |  | Performance guarantees |  |  | USD 14,400 |  |  | Credit Agricole Corporate & Investment Bank Seoul
|  |  |  | Collateralized money invested |  |  | KRW 37,360 |  |  | JCSD Trustee Services Limited and others
Korea East-West Power Co., Ltd. |  | DE Energia SpA |  | Collateralized money invested |  |  | KRW 8,921 |  |  | Mirae Asset Daewoo Co., Ltd. and others
|  |  |  | Collateralized loans |  |  | USD 5,728 |  |  |
|  |  |  | Payment guarantees(*8) |  |  | USD 950 |  |  | Hana Bank
Korea East-West Power Co., Ltd. |  | Bitsolar Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 352 |  |  | Mirae Asset Life Insurance Co., Ltd. and others
Korea East-West Power Co., Ltd. |  | Cheongju Eco Park Co., Ltd. |  | Collateralized money invested |  |  | KRW 5,465 |  |  | Kyobo Life Insurance Co., Ltd. and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Busan Industrial Solar Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 612 |  |  | Shinhan Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Yangyang Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 11,191 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Daewon Green Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,877 |  |  | Hana Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea East-West Power Co., Ltd. |  | Goheung New Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,577 |  |  | Woori Bank and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Primary guarantor |  | Principal obligor |  | Type of guarantees |  | Credit limit |  |  | Creditor
|  |  |  |  |  | In millions of won and thousands of foreign currencies |  |  |
Korea Southern Power Co., Ltd. |  | KNH Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 2,278 |  |  | Shinhan Bank and others
|  |  |  | Performance guarantees and guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Southern Power Co., Ltd. |  | Daeryun Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 25,426 |  |  | Korea Development Bank and others
Korea Southern Power Co., Ltd. |  | Daegu Green Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 24,054 |  |  | Shinhan Bank and others
|  |  |  | Performance guarantees |  |  | — |  |  |
Korea Southern Power Co., Ltd. |  | Kelar S.A. |  | Performance guarantees |  |  | USD 54,282 |  |  | Hana Bank, MUFG
Korea Southern Power Co., Ltd. |  | Daehan Wind Power PSC |  | Performance guarantees |  |  | USD 1,500 |  |  | Shinhan Bank
|  |  |  | Payment guarantees(*7) |  |  | USD 1,898 |  |  | Hana Bank
Korea Southern Power Co., Ltd. |  | Pyeongchang Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 5,411 |  |  | Woori Bank and Shinhan Bank and others
|  |  |  | Performance guarantees |  |  | — |  |  |
Korea Southern Power Co., Ltd. |  | Taebaek Guinemi Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,357 |  |  | IBK
Korea Southern Power Co., Ltd. |  | Samcheok Eco Materials Co., Ltd. |  | Payment guarantees(*2) |  |  | — |  |  | SEM Investment Co., Ltd.
Korea Southern Power Co., Ltd. |  | Solaseado Solar Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 7,360 |  |  | Kookmin Bank and others
Korea Southern Power Co., Ltd. |  | Naepo Green Energy Co., Ltd. |  | Collateralized money invested(*9) |  |  | — |  |  | IBK and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | KRW 30,000 |  |  |
|  |  |  | Guarantees for other supplemental funding and performance guarantees(*1) |  |  | — |  |  |
Korea Southern Power Co., Ltd. |  | Omisan Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 10,634 |  |  | Shinhan Bank and others
|  |  |  | Guarantees for supplemental funding and performance guarantees(*1) |  |  | — |  |  |
Korea Southern Power Co., Ltd. |  | Geumsungsan Wind Power Co., Ltd. |  | Collateralized money invested Guarantees for supplemental funding(*1) |  |  | KRW 6,053 — |  |  | Kookmin Bank
KOSPO Chile SpA |  | Kelar S.A. |  | Collateralized money invested |  |  | KRW 86,695 |  |  | Export-Import Bank of Korea and others
KOSPO Chile SpA |  | Chester Solar I SpA |  | Collateralized money invested |  |  | KRW 1,120 |  |  | IBK
KOSPO Chile SpA |  | Chester Solar IV SpA |  | Collateralized money invested |  |  | — |  |  | IBK
KOSPO Chile SpA |  | Chester Solar V SpA |  | Collateralized money invested |  |  | KRW 25 |  |  | IBK
KOSPO Chile SpA |  | Diego de Almagro Solar SpA |  | Collateralized money invested |  |  | KRW 362 |  |  | IBK
KOSPO Chile SpA |  | Laurel SpA |  | Collateralized money invested |  |  | KRW 290 |  |  | IBK
Korea Midland Power Co., Ltd. |  | YeongGwang Yaksu Wind Electric Co., Ltd. |  | Collateralized money invested |  |  | KRW 233 |  |  | IBK and others
Korea Midland Power Co., Ltd. |  | Hyundai Green Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 121,955 |  |  | Korea Development Bank and others
Korea Midland Power Co., Ltd. |  | PT. Cirebon Electric Power |  | Debt guarantees |  |  | USD 9,955 |  |  | Mizuho Bank
Korea Midland Power Co., Ltd. |  | PT Wampu Electric Power |  | Debt guarantees |  |  | USD 4,817 |  |  | SMBC
Korea Midland Power Co., Ltd. |  | Green Energy Electricity Generation Co., Ltd. |  | Collateralized money invested |  |  | KRW 1,713 |  |  | IBK
|  |  |  | Guarantees for supplemental funding and others(*1) |  |  | — |  |  | IBK and others
Korea Midland Power Co., Ltd. |  | Yaksu ESS Co., Ltd. |  | Collateralized money invested |  |  | KRW 716 |  |  | IBK
Korea Midland Power Co., Ltd. |  | Namjeongsusang Solar Power Operation Co., Ltd. |  | Collateralized money invested |  |  | KRW 361 |  |  | IBK
Korea Midland Power Co., Ltd. |  | Gwangbaek Solar Power Investment Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,806 |  |  | Kyobo Life Insurance Co., Ltd. and others
Korea Midland Power Co., Ltd. |  | Muan Sunshine Solar Power Plant Co., Ltd. |  | Collateralized money invested |  |  | KRW 1,268 |  |  | IBK
Korea Midland Power Co., Ltd. |  | Goesan Solar park Co., Ltd. |  | Collateralized money invested |  |  | KRW 1,927 |  |  | IBK
Korea Midland Power Co., Ltd. |  | Bitgoel Eco Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,356 |  |  | IBK and others
|  |  |  | Guarantees for supplemental funding(*1) |  |  | — |  |  |
Korea Midland Power Co., Ltd. |  | Energyco Co., Ltd. (formerly, Energyco LLC) |  | Collateralized money invested |  |  | KRW 1,535 |  |  | Nonghyup Bank
Korea Midland Power Co., Ltd. |  | Jeju Gimnyeong Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 911 |  |  | Nonghyup Bank
Korea Midland Power Co., Ltd. |  | Dongbu Highway Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 265 |  |  | Nonghyup Bank
Primary guarantor |  | Principal obligor |  | Type of guarantees |  | Credit limit |  |  | Creditor
|  |  |  |  |  | In millions of won and thousands of foreign currencies |  |  |
Korea Midland Power Co., Ltd. |  | Seobu Highway Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 289 |  |  | Nonghyup Bank
Korea South-East Power Co., Ltd. |  | Dayone Energy Co., Ltd. |  | Collateralized money invested(*3) |  |  | — |  |  | IBK
|  |  |  | Guarantees for supplemental funding and others(*1,4) |  |  | KRW 76,800 |  |  | NH investment & securities Co., Ltd. and others
Korea South-East Power Co., Ltd. |  | RES Technology AD |  | Collateralized money invested |  |  | KRW 16,703 |  |  | UniCredit Bulbank and others
Korea South-East Power Co., Ltd. |  | ASM-BG Investicii AD |  | Collateralized money invested |  |  | KRW 18,692 |  |  | UniCredit Bulbank and others
Korea South-East Power Co., Ltd. |  | Expressway Solar-light Power Generation Co., Ltd. |  | Guarantees for supplemental funding and others |  |  | KRW 1,856 |  |  | Woori Bank
Korea South-East Power Co., Ltd. |  | Goseong Green Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 260,858 |  |  | Kyobo Life Insurance Co., Ltd. and others
Korea South-East Power Co., Ltd. |  | Gangneung Eco Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 2,288 |  |  | Kyobo Life Insurance Co., Ltd. and others
Korea South-East Power Co., Ltd. |  | PND Solar Co., Ltd. |  | Collateralized money invested |  |  | KRW 1,229 |  |  | IBK
Korea South-East Power Co., Ltd. |  | Hyundai Eco Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 5,572 |  |  | Samsung Life Insurance and others
Korea South-East Power Co., Ltd. |  | Jaeun Resident Wind Power Plant Co., Ltd. |  | Collateralized money invested |  |  | KRW 1,958 |  |  | IBK
Korea South-East Power Co., Ltd. |  | Chungsongmeon BongSan wind power Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,808 |  |  | Kyobo Life Insurance Co., Ltd. and others
Korea South-East Power Co., Ltd. |  | Yeongam Solar Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 6,838 |  |  | Kookmin Bank and others
Korea South-East Power Co., Ltd. |  | Samsu Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 2,828 |  |  | Shinhan Bank and others
Korea South-East Power Co., Ltd. |  | Saemangeum Heemang Photovoltaic Co., Ltd. |  | Collateralized money invested |  |  | KRW 10,238 |  |  | Woori Bank and others
Korea Hydro & Nuclear Power Co., Ltd. |  | Noeul Green Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 3,809 |  |  | Hana Bank and others
Korea Hydro & Nuclear Power Co., Ltd. |  | Busan Green Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 5,033 |  |  | Shinhan Bank and others
Korea Hydro & Nuclear Power Co., Ltd. |  | Go deok Clean Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,301 |  |  | Kookmin Bank and others
Korea Hydro & Nuclear Power Co., Ltd. |  | Cheong-Song Noraesan Wind Power Co., Ltd. |  | Collateralized money invested |  |  | KRW 4,106 |  |  | Woori Bank and others
Korea Hydro & Nuclear Power Co., Ltd. |  | Gwangyang Green Energy Co., Ltd. |  | Collateralized money invested |  |  | KRW 25,465 |  |  | Shinhan Bank and others
KEPCO Plant Service & Engineering Co., Ltd. |  | Incheon New Power Co., Ltd. |  | Collateralized money invested(*6) |  |  | — |  |  | Shinhan Bank
|  |  |  | Guarantees for supplemental funding and others(*1) |  |  | — |  |  |
(*1) | The Company guarantees to provide supplemental funding for business with respect to excessive business expenses or insufficient repayment of borrowings.
(*2) | Controlling and non-controlling common shareholders of Samcheok Eco Materials Co., Ltd. have pre-emption rights, if preferred shareholders intend to sell their shares until December 26, 2023. The promised yield of the preferred stock is guaranteed through the transaction. As of December 31, 2021, the Company has recognized derivative liabilities of ￦6,760 million related to the guarantee. Meanwhile, the Company is under an agreement with Samcheok Eco Materials Co., Ltd. that if a damage incurs related to the fulfillment of obligations pursuant to the mandatory contract of coal ash supply, compensation for the expected amount of the damage should be settled.
(*3) | The Company recognized an impairment loss on all of the equity securities of Dayone Energy Co., Ltd. before the prior year, and the acquisition cost of the securities provided as collateral is ￦47,067 million.
(*4) | Pursuant to the guarantee agreement, the Company recognized other provisions of ￦26,772 million as the possibility of economic benefit outflow to fulfill the obligation was deemed probable and the amount could be reasonably estimated.
(*5) | The common stocks of Dongducheon Dream Power Co., Ltd. held by the Company were pledged as collateral.
(*6) | The Company recognized an impairment loss on all of the equity securities of Incheon New Power Co., Ltd. during the year ended December 31, 2019, and the acquisition cost of the securities provided as collateral is ￦461 million.
(*7) | The Company provided a payment guarantee to Daehan Wind Power PSC for opening LC for Debt Service Reserve Account (DSRA).
(*8) | This includes a guarantee related to LC for debt repayment allowance provided to DE Energia SpA, a joint venture of the Company.
(*9) | The Company recognized an impairment loss on all of the equity securities of Naepo Green Energy Co., Ltd. before the prior year, and the acquisition cost of the securities provided as collateral is ￦29,200 million.
(*10) | The credit limits of guarantees to RE Holiday Holdings LLC and RE Barren Ridge 1 Holdings LLC include the credit limits of guarantees to their subsidiaries.
(8) | As of December 31, 2021, there is no financial guarantee provided by related parties.
(9) | Derivatives transactions with related parties as of December 31, 2021 are as follows:
| (i) | Currency Swap
Counterparty |  | Contract year |  |  |  |  |  | Contract amounts |  |  | Contract interest rate per annum |  |  |  |  |  | Contract exchange rate |
|  |  |  | Pay |  |  | Receive |  |  | Pay |  |  | Receive |
|  | In millions of won and thousands of foreign currencies except contract exchange rate information |
Korea Development Bank |  |  | 2019~2024 |  |  | ￦ |  |  |  |  | 177,600 |  |  |  | USD 150,000 |  |  |  | 1.24 | % |  |  | 2.50 | % |  | ￦ |  |  |  |  | 1,184.00 |
|  |  | 2020~2025 |  |  |  |  |  |  |  | 241,320 |  |  |  | USD 200,000 |  |  |  | 0.54 | % |  |  | 1.13 | % |  |  |  |  |  |  | 1,206.60 |
|  |  | 2021~2026 |  |  |  |  |  |  |  | 118,170 |  |  |  | USD 100,000 |  |  |  | 1.11 | % |  |  | 1.13 | % |  |  |  |  |  |  | 1,181.70 |
|  |  | 2015~2025 |  |  |  |  |  |  |  | 111,190 |  |  |  | USD 100,000 |  |  |  | 2.62 | % |  |  | 3.25 | % |  |  |  |  |  |  | 1,111.90 |
|  |  | 2017~2027 |  |  |  |  |  |  |  | 111,610 |  |  |  | USD 100,000 |  |  |  | 2.31 | % |  |  | 3.13 | % |  |  |  |  |  |  | 1,116.10 |
|  |  | 2018~2028 |  |  |  |  |  |  |  | 108,600 |  |  |  | HKD 800,000 |  |  |  | 2.69 | % |  |  | 3.35 | % |  |  |  |  |  |  | 135.75 |
|  |  | 2018~2023 |  |  |  |  |  |  |  | 170,280 |  |  |  | USD 150,000 |  |  |  | 2.15 | % |  |  | 3.75 | % |  |  |  |  |  |  | 1,135.20 |
|  |  | 2019~2027 |  |  |  |  |  |  |  | 119,978 |  |  |  | CHF 100,000 |  |  |  | 1.43 | % |  |  | 0.05 | % |  |  |  |  |  |  | 1,199.78 |
|  |  | 2021~2026 |  |  |  |  |  |  |  | 111,400 |  |  |  | USD 100,000 |  |  |  | 0.93 | % |  |  | 1.25 | % |  |  |  |  |  |  | 1,114.00 |
|  |  | 2020~2026 |  |  |  |  |  |  |  | 118,910 |  |  |  | USD 100,000 |  |  |  | 0.61 | % |  |  | 1.00 | % |  |  |  |  |  |  | 1,189.10 |
|  |  | 2019~2022 |  |  |  |  |  |  |  | 112,650 |  |  |  | USD 100,000 |  |  |  | 1.80 | % |  |  | 3.38 | % |  |  |  |  |  |  | 1,126.50 |
|  |  | 2021~2026 |  |  |  |  |  |  |  | 114,230 |  |  |  | USD 100,000 |  |  |  | 1.27 | % |  |  | 1.25 | % |  |  |  |  |  |  | 1,142.30 |
|  |  | 2018~2023 |  |  |  |  |  |  |  | 320,880 |  |  |  | USD 300,000 |  |  |  | 2.03 | % |  |  | 3.75 | % |  |  |  |  |  |  | 1,069.60 |
|  |  | 2019~2022 |  |  |  |  |  |  |  | 117,340 |  |  |  | USD 100,000 |  |  |  | 1.06 | % |  |  | 2.38 | % |  |  |  |  |  |  | 1,173.40 |
|  |  | 2017~2022 |  |  |  |  |  |  |  | 113,300 |  |  |  | USD 100,000 |  |  |  | 1.94 | % |  |  | 2.63 | % |  |  |  |  |  |  | 1,133.00 |
|  |  | 2018~2023 |  |  |  |  |  |  |  | 169,335 |  |  |  | USD 150,000 |  |  |  | 2.26 | % |  |  | 3.88 | % |  |  |  |  |  |  | 1,128.90 |
|  |  | 2020~2025 |  |  |  |  |  |  |  | 122,780 |  |  |  | USD 100,000 |  |  |  | 0.93 | % |  |  | 1.75 | % |  |  |  |  |  |  | 1,227.80 |
| (ii) | Currency forward
Counterparty |  | Contract date |  |  | Maturity date |  |  |  |  |  | Contract amounts |  |  |  |  |  | Contract exchange rate |
|  |  |  | Pay |  |  | Receive |
|  | In millions of won and thousands of USD except contract exchange rate information |
Korea Development Bank |  |  | 2021.09.27 |  |  |  | 2022.01.07 |  |  | ￦ |  |  |  |  | 59,049 |  |  |  | USD 50,050 |  |  | ￦ |  |  |  |  | 1,179.80 |
(10) | The Company considers all standing directors of the Board who serve as executive officers responsible for planning, operations and/or control of business activities, as key management personnel, except a standing director who is a member of the Audit Committee. The Company recorded salaries and other compensations related to the key management personnel as follows:
Type |  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  | In millions of won |
Salaries |  | ￦ |  |  |  |  | 1,315 |  |  |  | 1,295 |  |  |  | 1,272 |
Retirement benefits |  |  |  |  |  |  | 31 |  |  |  | 58 |  |  |  | 21 |
|  | ￦ |  |  |  |  | 1,346 |  |  |  | 1,353 |  |  |  | 1,293 |

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