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Schedule of Trade Payable To a Former Subsidiary (Details) - USD ($) | Sep. 30, 2018 | Dec. 31, 2017
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Payables to former subsidiaries | $ 1,255,044 | $ 22,302,721
BAK Tianjin [Member] |  |
Payables to former subsidiaries | 161,033 | 282,682
BAK Shenzhen [Member] |  |
Payables to former subsidiaries | $ 1,094,011 | $ 22,020,039

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