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RELATED PARTY TRANSACTIONS (Narrative) (Details)	1 Months Ended										1 Months Ended	0 Months Ended
	Aug. 27, 2014 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Mar. 01, 2014 Loan Agreement [Member] USD ($)	Mar. 01, 2014 Loan Agreement [Member] CNY	Dec. 31, 2013 Management [Member] USD ($)	Dec. 31, 2013 Chief Executive Officer [Member] USD ($)	Dec. 31, 2014 Mr. Ku [Member] USD ($)	Dec. 31, 2013 Mr. Ku [Member] USD ($)	Dec. 31, 2014 Mr. Ku [Member] Loan Agreement [Member] USD ($)	Aug. 27, 2014 Mr. Guohua Ku [Member] USD ($)	Sep. 05, 2014 Mr. Guohua Ku [Member] Installments One [Member] USD ($)	Sep. 05, 2014 Mr. Guohua Ku [Member] Installments One [Member] CNY	Sep. 12, 2014 Mr. Guohua Ku [Member] Installments Two [Member] USD ($)	Sep. 12, 2014 Mr. Guohua Ku [Member] Installments Two [Member] CNY
Related Party Transaction [Line Items]
Advance to related party		$ 40,954us-gaap_DueToRelatedPartiesCurrent	$ 2,420,391us-gaap_DueToRelatedPartiesCurrent			$ 40,657us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_ManagementMember	$ 2,420,391us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_ChiefExecutiveOfficerMember		$ 2,379,734us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrKuMember	$ 40,954us-gaap_DueToRelatedPartiesCurrent / us-gaap_DebtInstrumentAxis = creg_LoanAgreementMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrKuMember
Debt Instrument, Unused Borrowing Capacity, Amount				13,000,000us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount / us-gaap_DebtInstrumentAxis = creg_LoanAgreementMember	80,000,000us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount / us-gaap_DebtInstrumentAxis = creg_LoanAgreementMember
Long-term Debt, Gross								0us-gaap_DebtInstrumentCarryingAmount / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrKuMember
Stock Trading Days											15 days
Shares Resale Period	180 days
Stock Issued During Period, Shares, Other											13,829,074us-gaap_StockIssuedDuringPeriodSharesOther / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember
Sale of Stock, Price Per Share											$ 1.37us-gaap_SaleOfStockPricePerShare / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember
Proceeds from Issuance of Common Stock												$ 12,000,000us-gaap_ProceedsFromIssuanceOfCommonStock / us-gaap_RelatedPartyTransactionAxis = creg_InstallmentsOneMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember	74,050,000us-gaap_ProceedsFromIssuanceOfCommonStock / us-gaap_RelatedPartyTransactionAxis = creg_InstallmentsOneMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember	$ 6,910,000us-gaap_ProceedsFromIssuanceOfCommonStock / us-gaap_RelatedPartyTransactionAxis = creg_InstallmentsTwoMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember	42,850,000us-gaap_ProceedsFromIssuanceOfCommonStock / us-gaap_RelatedPartyTransactionAxis = creg_InstallmentsTwoMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_MrGuohuaKuMember
Share Price	$ 1.49us-gaap_SharePrice

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Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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