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Related Party Transactions (Details) ¥ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2017 USD ($) | Jun. 30, 2017 CNY (¥) | Jun. 30, 2017 USD ($) | Jun. 30, 2017 CNY (¥) | Dec. 31, 2016 USD ($) | Dec. 31, 2016 CNY (¥)
Related Party Transactions (Textual) |  |  |  |  |  |
Advance to related party | $ 41,775 |  | $ 41,775 |  | $ 44,059 |
Pucheng Xin Heng Yuan Biomass Power Generation Corporation [Member] |  |  |  |  |  |
Related Party Transactions (Textual) |  |  |  |  |  |
Interest income | $ 970,000 | ¥ 6,670 | $ 1,960,000 | ¥ 13,470 |  |
Qitaihe City Boli Yida Coal Selection Co., Ltd. [Member] |  |  |  |  |  |
Related Party Transactions (Textual) |  |  |  |  |  |
Interest income |  |  |  |  | $ 2,090,000 | ¥ 13,830

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