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v3.19.1

Related Party Transactions (Tables) | 12 Months Ended
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Dec. 31, 2018
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Summary of Related Parties Outstanding Balances of Receivables and Payables | Outstanding balances of receivables and payables in relations to transactions with related parties as at December 31, 2017 and 2018, are as follows:
|  |  |  | December 31, 2017 |
|  |  |  | Receivables |  |  | Payables |
(In millions of Korean won) |  | Trade receivables |  |  | Loans |  |  | Other receivables |  |  | Other payables |
Associates and joint ventures |  | K-REALTY CR REITs No.1 |  | ￦ | 778 |  |  | ￦ | — |  |  | ￦ | 33,800 |  |  | ￦ | — |
| MOS GS Co., Ltd. |  |  | 17 |  |  |  | — |  |  |  | — |  |  |  | 392 |
| MOS Daegu Co., Ltd. |  |  | 1 |  |  |  | — |  |  |  | — |  |  |  | 1,388 |
| MOS Chungcheong Co., Ltd. |  |  | 1 |  |  |  | — |  |  |  | 290 |  |  |  | 1,827 |
| MOS Gangnam Co., Ltd. |  |  | 6 |  |  |  | — |  |  |  | 1 |  |  |  | 287 |
| MOS GB Co., Ltd. |  |  | 17 |  |  |  | — |  |  |  | 1 |  |  |  | 778 |
| MOS BS Co., Ltd. |  |  | 34 |  |  |  | — |  |  |  | 1 |  |  |  | 46 |
| MOS Honam Co., Ltd. |  |  | 2 |  |  |  | — |  |  |  | 1 |  |  |  | 384 |
| K Bank, Inc. |  |  | 1,338 |  |  |  | — |  |  |  | 7,994 |  |  |  | 296 |
| NgeneBio |  |  | 1 |  |  |  | 2,510 |  |  |  | — |  |  |  | 3 |
| Others |  |  | 54 |  |  |  | — |  |  |  | 1,281 |  |  |  | 2,135 |
|  | Total |  | ￦ | 2,249 |  |  | ￦ | 2,510 |  |  | ￦ | 43,369 |  |  | ￦ | 7,536 |
|  | December 31, 2018 |
|  |  |  | Receivables |  |  | Payables |
(In millions of Korean won) |  | Trade receivables |  |  | Other receivables |  |  | Trade payables |  |  | Other payables |
Associates and joint ventures |  | K-REALTY CR REITs No.1 |  | ￦ | 674 |  |  | ￦ | 30,910 |  |  | ￦ | — |  |  | ￦ | — |
| K Bank, Inc. |  |  | 627 |  |  |  | 12,435 |  |  |  | — |  |  |  | 296 |
| Others |  |  | 777 |  |  |  | 1,225 |  |  |  | 4 |  |  |  | 1,116 |
|  | Total |  | ￦ | 2,078 |  |  | ￦ | 44,570 |  |  | ￦ | 4 |  |  | ￦ | 1,412 |
Summary of Significant Transactions With Related Parties | Significant transactions with related parties for the years ended December 31, 2016, 2017 and 2018, are as follows:
|  |  |  | 2016 |
(In millions of Korean won) |  | Sales |  |  | Purchases2 |
Associates and joint ventures |  | KT Wibro Infra Co., Ltd. |  | ￦ | 11 |  |  | ￦ | 391 |
| Smart Channel Co., Ltd.1 |  |  | 766 |  |  |  | — |
| K- Realty CR-REITs No.1 |  |  | 1,989 |  |  |  | 37,469 |
| MOS GS Co., Ltd. |  |  | 663 |  |  |  | 17,361 |
| MOS Daegu Co., Ltd. |  |  | 291 |  |  |  | 12,220 |
| MOS Chungcheong Co., Ltd. |  |  | 408 |  |  |  | 13,469 |
| MOS Gangnam Co., Ltd. |  |  | 412 |  |  |  | 15,797 |
| MOS GB Co., Ltd. |  |  | 891 |  |  |  | 21,802 |
| MOS BS Co., Ltd. |  |  | 441 |  |  |  | 15,346 |
| MOS Honam Co., Ltd. |  |  | 418 |  |  |  | 14,389 |
| Others |  |  | 1,719 |  |  |  | 29,422 |
|  | Total |  | ￦ | 8,009 |  |  | ￦ | 177,666 |
| 1 | The transactions for the year ended December 31, 2016, before Smart Channel Co., Ltd. was included in the consolidation scope.
| 2 | Amounts include acquisition of primarily property and equipment.
|  |  |  | 2017 |
(In millions of Korean won) |  | Sales |  |  | Purchases1 |
Associates and joint ventures |  | K- Realty CR-REITs No.1 |  | ￦ | 2,233 |  |  | ￦ | 35,532 |
| MOS GS Co., Ltd. |  |  | 704 |  |  |  | 16,946 |
| MOS Daegu Co., Ltd. |  |  | 335 |  |  |  | 8,514 |
| MOS Chungcheong Co., Ltd. |  |  | 455 |  |  |  | 15,542 |
| MOS Gangnam Co., Ltd. |  |  | 484 |  |  |  | 16,380 |
| MOS GB Co., Ltd. |  |  | 987 |  |  |  | 21,651 |
| MOS BS Co., Ltd. |  |  | 460 |  |  |  | 15,957 |
| MOS Honam Co., Ltd. |  |  | 493 |  |  |  | 14,294 |
| K Bank, Inc. |  |  | 29,939 |  |  |  | 59 |
| NgeneBio2 |  |  | 43 |  |  |  | — |
| Others |  |  | 1,149 |  |  |  | 11,384 |
|  | Total |  | ￦ | 37,282 |  |  | ￦ | 156,259 |
| 1 | The amount includes acquisition of primarily property and equipment.
| 2 | It is the amount after excluded from consolidation during the year.
|  |  |  | 2018 |
(In millions of Korean won) |  | Sales |  |  | Purchases1 |
Associates and joint ventures |  | K- Realty CR-REITs No.1 |  | ￦ | 2,088 |  |  | ￦ | 31,984 |
| MOS GS Co., Ltd.2 |  |  | 493 |  |  |  | 12,023 |
| MOS Daegu Co., Ltd.2 |  |  | 229 |  |  |  | 8,775 |
| MOS Chungcheong Co., Ltd.2 |  |  | 540 |  |  |  | 9,159 |
| MOS Gangnam Co., Ltd.2 |  |  | 333 |  |  |  | 11,549 |
| MOS GB Co., Ltd.2 |  |  | 1,378 |  |  |  | 16,519 |
| MOS BS Co., Ltd.2 |  |  | 324 |  |  |  | 11,193 |
| MOS Honam Co., Ltd.2 |  |  | 331 |  |  |  | 10,499 |
| K Bank, Inc. |  |  | 15,705 |  |  |  | 7,004 |
| NgeneBio3 |  |  | 3 |  |  |  | — |
| Others |  |  | 2,888 |  |  |  | 9,547 |
|  | Total |  | ￦ | 24,312 |  |  | ￦ | 128,252 |
| 1 | Amounts include acquisition of primarily property and equipment.
| 2 | It is the amount before excluded from consolidation during the year.
| 3 | It is the amount before excluded from associates during the year
Summary of Key Management Compensation | Key management compensation for the years ended December 31, 2016, 2017 and 2018, consists of:
(In millions of Korean won) |  | 2016 |  |  | 2017 |  |  | 2018 |
Salaries and other short-term benefits |  | ￦ | 2,629 |  |  | ￦ | 2,879 |  |  | ￦ | 2,762 |
Post-employment benefits |  |  | 381 |  |  |  | 311 |  |  |  | 751 |
Stock-based compensation |  |  | 1,237 |  |  |  | 1,331 |  |  |  | 878 |
Total |  | ￦ | 4,247 |  |  | ￦ | 4,521 |  |  | ￦ | 4,391 |
Summary of Fund Transactions With Related Parties | Fund transactions with related parties for the years ended December 31, 2017 and 2018, are as follows:
(In millions of Korean won) |  | 2017 |
| Equity contributions in cash |  |  | Dividend income |
Associates and joint ventures |  |  |  |  |  |  |  |
PT. Mitra Transaksi Indonesia |  | ￦ | 5,194 |  |  | ￦ | — |
KT-IBKC future investment fund 1 |  |  | 7,500 |  |  |  | — |
CHAMP IT Co., Ltd. |  |  | 750 |  |  |  | — |
Korea Electronic Vehicle Charging Service |  |  | 864 |  |  |  | — |
Gyeonggi-KT Yoojin Superman Fund |  |  | 1,000 |  |  |  | — |
K-REALTY CR REIT 1 |  |  | — |  |  |  | 5,392 |
K Bank, Inc. |  |  | 26,543 |  |  |  | — |
Korea Information & Technology Investment Fund |  |  | — |  |  |  | 739 |
MOS GS Co., Ltd. |  |  | — |  |  |  | 12 |
MOS Daegu Co., Ltd. |  |  | — |  |  |  | 12 |
MOS Chungcheong Co., Ltd. |  |  | — |  |  |  | 12 |
MOS Gangnam Co., Ltd. |  |  | — |  |  |  | 10 |
MOS GB Co., Ltd. |  |  | — |  |  |  | 15 |
MOS BS Co., Ltd. |  |  | — |  |  |  | 10 |
MOS Honam Co., Ltd. |  |  | — |  |  |  | 10 |
Total |  | ￦ | 41,851 |  |  | ￦ | 6,212 |
(In millions of Korean won) |  | 2018 |
| Equity contributions in cash and others |  |  | Dividend income |
Associates and joint ventures |  |  |  |  |  |  |  |
PHI Healthcare Inc. (HooH Healthcare Inc.) |  | ￦ | 1,000 |  |  | ￦ | — |
KT-CKP New Media Investment Fund |  |  | (1,229 | ) |  |  | — |
PT. Mitra Transaksi Indonesia1 |  |  | 1,567 |  |  |  | — |
Gyeonggi-KT Yoojin Superman Fund |  |  | 1,000 |  |  |  | — |
KT-DSC creative economy youth start-up investment fund |  |  | (1,800 | ) |  |  | — |
KT-IBKC future investment fund 1 |  |  | (1,050 | ) |  |  | — |
Korea Electronic Vehicle Charging Service |  |  | 168 |  |  |  | — |
K Bank, Inc. |  |  | 26,725 |  |  |  | — |
GE Premier 1st Corporate Restructuring Real Estate Investment Trust Company |  |  | (3,423 | ) |  |  | — |
JB Emerging Market Specialty Investment Private Equity Trust No.1 |  |  | 3,960 |  |  |  | 202 |
K-REALTY CR REIT 1 |  |  | — |  |  |  | 8,932 |
Korea Information & Technology Investment Fund |  |  | — |  |  |  | 1,842 |
MOS GS Co., Ltd.2 |  |  | (147 | ) |  |  | 8 |
MOS Daegu Co., Ltd.2 |  |  | (147 | ) |  |  | 8 |
MOS Chungcheong Co., Ltd.2 |  |  | (153 | ) |  |  | 8 |
MOS Gangnam Co., Ltd.2 |  |  | (180 | ) |  |  | 10 |
MOS GB Co., Ltd.2 |  |  | (203 | ) |  |  | 12 |
MOS BS Co., Ltd.2 |  |  | (183 | ) |  |  | 10 |
MOS Honam Co., Ltd.2 |  |  | (206 | ) |  |  | 10 |
Daiwon Broadcasting Co., Ltd. |  |  | — |  |  |  | 85 |
Boston Global Film & Contents Fund L.P. |  |  | (986 | ) |  |  | — |
Gyeonggi-KT Green Growth Fund |  |  | — |  |  |  | 19 |
Total |  | ￦ | 24,713 |  |  | ￦ | 11,146 |
1 | It is the amount before reclassification to assets held for sale.
2 | It is the amount before included in consolidation during the year.

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