Related Party Transactions	3 Months Ended
Mar. 31, 2016
Related Party Transactions [Abstract]
RELATED PARTY TRANSACTIONS	15. RELATED PARTY TRANSACTIONS On March 1, 2014, Xi’an TCH entered a loan agreement with a major shareholder and the Company's Chairman and CEO, pursuant to which the Chairman and CEO of the Company will loan the Company, from time to time, up to RMB 80 million ($13 million) for the Company’s operating needs. The loans bear no interest, have a one-year term, and the Company can repay the principal in installments. As of March 31, 2016, the Company had borrowed $0 from the Chairman and CEO of the Company, but had $44,159 in advances from the Company’s management, which bear no interest, and are payable upon demand. As of December 31, 2015, the Company had borrowed $0 from the Chairman and CEO of the Company, but had $44,059 in advances from the Company’s management, which bear no interest, and are payable upon demand. On August 27, 2014, the Company entered into a Share Purchase Agreement (the “Agreement”) with the Chairman and CEO of the Company. Pursuant to the Agreement, the Company issued to the Chairman and CEO of the Company, 13,829,074 shares of common stock of the Company on September 5, 2014. The purchase price per share was the average closing price quoted on the NASDAQ Global Market for the common stock of the Company for 15 trading days prior to the effective date of the Agreement, which was $1.37 per share. The Company received payments in two installments of $12 million and $6.91 million on September 5, 2014 and September 12, 2014 respectively, in the amounts of RMB 74.05 million and RMB 42.85 million respectively, using the middle exchange rate between USD and RMB published by the People’s Bank of China on the effective date of the agreement pursuant to its terms. These shares were recorded using the FV of $1.49 per share. The Company agreed to file a registration statement for the registration of the Shares for their resale by the Chairman and CEO of the Company within 180 days from the effective date of this Agreement; the Company is currently working on the registration statement and has not yet filed with the SEC. During the three months ended March 31, 2016, the Company received RMB 7.37 million ($1.13 million) interest income for sales-type lease of Pucheng BMPG systems from Pucheng Xin Heng Yuan Biomass Power Generation Corporation, whose major shareholder became a shareholder of CREG through the issuance of the Company’s common stock to this shareholder for transferring the old system to CREG for BMPG system transformation. During the three months ended March 31, 2016, the Company received RMB 8.30 million ($1.27 million) interest income for sales-type lease of Yida WGPG system from Qitaihe City Boli Yida Coal Selection Co., Ltd., whose major shareholder became a shareholder of CREG through the issuance of the Company’s common stock to this shareholder for transferring the old system to CREG for WGPG system transformation.

Related Party Transactions

3 Months Ended

Mar. 31, 2016

15. RELATED PARTY TRANSACTIONS

On March 1, 2014, Xi’an TCH entered a loan agreement with a major shareholder and the Company's Chairman and CEO, pursuant to which the Chairman and CEO of the Company will loan the Company, from time to time, up to RMB 80 million ($13 million) for the Company’s operating needs. The loans bear no interest, have a one-year term, and the Company can repay the principal in installments. As of March 31, 2016, the Company had borrowed $0 from the Chairman and CEO of the Company, but had $44,159 in advances from the Company’s management, which bear no interest, and are payable upon demand. As of December 31, 2015, the Company had borrowed $0 from the Chairman and CEO of the Company, but had $44,059 in advances from the Company’s management, which bear no interest, and are payable upon demand.

On August 27, 2014, the Company entered into a Share Purchase Agreement (the “Agreement”) with the Chairman and CEO of the Company. Pursuant to the Agreement, the Company issued to the Chairman and CEO of the Company, 13,829,074 shares of common stock of the Company on September 5, 2014. The purchase price per share was the average closing price quoted on the NASDAQ Global Market for the common stock of the Company for 15 trading days prior to the effective date of the Agreement, which was $1.37 per share. The Company received payments in two installments of $12 million and $6.91 million on September 5, 2014 and September 12, 2014 respectively, in the amounts of RMB 74.05 million and RMB 42.85 million respectively, using the middle exchange rate between USD and RMB published by the People’s Bank of China on the effective date of the agreement pursuant to its terms. These shares were recorded using the FV of $1.49 per share. The Company agreed to file a registration statement for the registration of the Shares for their resale by the Chairman and CEO of the Company within 180 days from the effective date of this Agreement; the Company is currently working on the registration statement and has not yet filed with the SEC.

During the three months ended March 31, 2016, the Company received RMB 7.37 million ($1.13 million) interest income for sales-type lease of Pucheng BMPG systems from Pucheng Xin Heng Yuan Biomass Power Generation Corporation, whose major shareholder became a shareholder of CREG through the issuance of the Company’s common stock to this shareholder for transferring the old system to CREG for BMPG system transformation.

During the three months ended March 31, 2016, the Company received RMB 8.30 million ($1.27 million) interest income for sales-type lease of Yida WGPG system from Qitaihe City Boli Yida Coal Selection Co., Ltd., whose major shareholder became a shareholder of CREG through the issuance of the Company’s common stock to this shareholder for transferring the old system to CREG for WGPG system transformation.