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v3.19.1

RELATED PARTY TRANSACTIONS AND BALANCES (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 20, 2018
Related Party Transaction [Line Items] |  |  |  |
Sales | $ 6,694,997 | $ 13,442,273 | $ 11,194,197 |
Related party balances: |  |  |  |
Amounts due from related parties | 815,035 | 5,799 |  |
Amounts due to related parties | 2,260,007 | 1,837,120 |  |
Discontinued Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | 2,367,657 | 8,991,640 |  |
Amounts due to related parties | 5,314,587 | 4,932,778 |  |
Continuing Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | 815,035 | 5,799 |  |
Amounts due to related parties | 2,260,007 | 1,837,120 |  |
Zhenjiang Daqo [Member] | Discontinued Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | 1,453,800 | 8,585,337 |  |
Others [Member] | Discontinued Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | 913,857 | 406,303 |  |
Amounts due to related parties | 0 | 79,959 |  |
Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | 17,504,926 | 8,186,294 | 5,655,016 |
Purchases of Raw Materials [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | 345,041 | 17,651 | 129,219 |
Rental Expenses [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense | 1,433,577 | 1,889,414 | 1,912,059 |
Rental Expenses [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense | 38,633 | 37,756 | 27,997 |
Proceeds From Interest Free Loans [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 25,744,800 | 2,696,513 |  |
Repayment of Interest Free Loans [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 36,648,480 | 2,696,513 | 10,974,807 |
Income (Loss) from Disposal of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 478,565 |  |  |
Repayment of Interest Bearing Loan [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions |  | 15,495,451 | 15,059,000 |
Interest Expenses Related Party [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense |  | 440,368 | 850,380 |
Interest Expenses Related Party [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense |  | 440,368 | 850,380 |
Proceeds From Related Parties Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 104,301,423 | 63,172,079 | 126,400,842 |
Repayment Of Related Parties Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 104,421,948 | 83,754,652 | 148,463,137 |
Income From Sale Of Materials [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 15,899 |  |  |
Zhengjiang Daqo Solar Co. Ltd [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Sales | $ 6,694,997 | 13,442,273 | 11,194,197 |
Zhengjiang Daqo Solar Co. Ltd [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 10,903,680 |  |  |
Daqo Solar Co Ltd [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Daqo Solar Co Ltd [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 55,613,463 | 40,089,689 | 60,300,896 |
Daqo Solar Co Ltd [Member] | Repayment of Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 55,650,696 | 40,388,195 | 68,766,506 |
Xinjiang Daqo Investment Co., Ltd [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  | 100.00%
Xinjiang Daqo Investment Co., Ltd [Member] | Rental Expenses [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense | $ 895,192 | 874,858 | 890,168 |
Xinjiang Daqo Investment Co., Ltd [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 3,937,440 | 14,356,000 | 56,270,085 |
Xinjiang Daqo Investment Co., Ltd [Member] | Repayment of Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 4,020,732 | 14,356,000 | 38,715,449 |
Daqo New Material [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Daqo New Material [Member] | Discontinued Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due to related parties | $ 5,314,587 | 4,852,819 |  |
Daqo New Material [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases |  | 7,390,693 |  |
Daqo New Material [Member] | Rental Expenses [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Expense | 499,752 | 976,800 | 993,894 |
Daqo New Material [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 1,893,000 | 6,029,877 | 9,607,344 |
Daqo New Material [Member] | Repayment of Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 1,893,000 | 10,818,493 | 12,262,592 |
Chongqing Daqo Tailai [Member] | Continuing Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due to related parties | $ 1,825,680 | 494,954 |  |
Chongqing Daqo Tailai [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Chongqing Daqo Tailai [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 8,240,830 | 715,361 | 3,534,248 |
Chongqing Daqo Tailai [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 6,209,040 |  | 222,517 |
Chongqing Daqo Tailai [Member] | Repayment of Interest Free Loans [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 6,209,040 |  | 2,684,783 |
Chongqing Daqo Tailai [Member] | Income (Loss) from Disposal of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | 478,565 |  |  |
Chongqing Daqo Tailai [Member] | Income From Sale Of Materials [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other transactions | $ 15,899 |  |  |
Jiangsu Daqo [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Jiangsu Daqo [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 1,326,634 |  |  |
Nanjing Daqo Electric [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Nanjing Daqo Electric [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 1,439,332 |  |  |
Zhenjiang Klockner-Moeller Electrical Systems Co., Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Other Subsidiaries of Daqo Group [Member] | Continuing Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | $ 185,540 | 5,799 |  |
Amounts due to related parties | 434,327 | 1,342,166 |  |
Other Subsidiaries of Daqo Group [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | 296,887 | 80,240 | 2,120,768 |
Other Subsidiaries of Daqo Group [Member] | Purchases of Raw Materials [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 13,688 | 17,651 | 129,219 |
Nanjing Intelligent Apparatus Co., Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Shanghai Sailfar Electric Technology Co., Ltd. [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Jiangsu Daqo Kai-fan Electric Co Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Zhenjiang Electric Equipment Co Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Zhenjiang Electric Equipment Co Ltd [Member] | Purchases of Raw Materials [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 331,353 |  |  |
Nanjing Daqo Transformer [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Nanjing Daqo Transformer [Member] | Purchases of Fixed Assets [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Purchases | $ 6,201,243 |  |  |
Jiangsu Daqo ETE Electronic Systerm Co., Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 75.00% |  |  |
Jiangsu Daquan Kai-fan Switchgear Co., Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Nanjing Yidian Huichuang information technology Co., Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |
Xinjiang Daqo Tianfu Thermoelectric Co Ltd [Member] | Continuing Operations [Member] |  |  |  |
Related party balances: |  |  |  |
Amounts due from related parties | $ 629,495 | $ 0 |  |
Xinjiang Daqo Tianfu Thermoelectric Co Ltd [Member] | Xinjiang Daqo Investment [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 50.00% |  |  |
Nanjing Daqo Automation Technology Co Ltd [Member] | Daqo Group [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equity interest held | 100.00% |  |  |

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