CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Income including noncontrolling interest	$ 19,725,192us-gaap_ProfitLoss	$ 15,815,806us-gaap_ProfitLoss
Adjustments to reconcile income including noncontrolling interest to net cash used in operating activities:
Changes in sales type leases receivables	(18,868,632)	(62,013,135)
Shares issued for the cost of system purchase	14,491,450	16,481,108
Stock compensation for IR service	187,500us-gaap_ShareBasedCompensation	0us-gaap_ShareBasedCompensation
Depreciation and amortization	20,931us-gaap_DepreciationAndAmortization	49,001us-gaap_DepreciationAndAmortization
Amortization of prepaid loan fees	207,550us-gaap_AmortizationOfFinancingCosts	82,070us-gaap_AmortizationOfFinancingCosts
Investment income	(20,739)us-gaap_InvestmentIncomeNet	0us-gaap_InvestmentIncomeNet
Changes in deferred tax	1,055,464us-gaap_DeferredIncomeTaxExpenseBenefit	3,933,596us-gaap_DeferredIncomeTaxExpenseBenefit
Loss on disposal of property and equipment	127	0
Changes in assets and liabilities:
Interest receivable on sales type leases	(211,447)	172,368
Collection of principal on sales type leases	21,675,548	10,874,735
Prepaid expenses	90,489	(150,383)
Accounts receivable	54,767	12,537
Other receivables	865,198	(1,153,941)
Construction in progress	(70,645,162)	(58,881,561)
Accounts payable	(7,021,743)	4,281,365
Taxes payable	1,054,964	143,084
Interest payable on entrusted loans	(1,584)	(39,157)
Accrued liabilities and other payables	1,731,604	(47,957)
Accrued interest on convertible notes	0	(383,929)
Refundable deposit from customers for systems leasing	488,353	547,134
Net cash used in operating activities	(35,120,170)	(70,277,259)
CASH FLOWS FROM INVESTING ACTIVITIES:
Changes of restricted cash	2,278,980	503,363
Acquisition of property and equipment	(2,165)	(23,321)
Long term investment	0	(12,793,704)
Net cash provided by (used in) investing activities	2,276,815	(12,313,662)
CASH FLOWS FROM FINANCING ACTIVITIES:
Notes receivable	651,137	(643,687)
Proceeds from loans	60,832,479us-gaap_ProceedsFromIssuanceOfDebt	89,633,420us-gaap_ProceedsFromIssuanceOfDebt
Repayment of loans	(15,830,769)us-gaap_RepaymentsOfDebt	(44,399,439)us-gaap_RepaymentsOfDebt
Long term payable	(1,405,711)us-gaap_RepaymentsOfOtherLongTermDebt	(1,307,011)us-gaap_RepaymentsOfOtherLongTermDebt
Contribution from noncontrolling interest	0	400,695
Distribution to acquire noncontrolling interest	0us-gaap_PaymentsToMinorityShareholders	(226,600)us-gaap_PaymentsToMinorityShareholders
Purchase of noncontrolling interest share	0	(1,287,374)
Proceeds from shares issued to officer	18,918,173creg_ProceedsFromSharesIssued	0creg_ProceedsFromSharesIssued
Advance from related parties	(2,361,837)	2,334,814
Net cash provided by financing activities	60,803,472	44,504,818
EFFECT OF EXCHANGE RATE CHANGE ON CASH & EQUIVALENTS	209,383	783,329
NET INCREASE (DECREASE) IN CASH & EQUIVALENTS	28,169,500	(37,302,774)
CASH & EQUIVALENTS, BEGINNING OF YEAR	7,701,530	45,004,304
CASH & EQUIVALENTS, END OF YEAR	35,871,030	7,701,530
Supplemental cash flow data:
Income tax paid	3,990,323us-gaap_IncomeTaxesPaid	3,326,464us-gaap_IncomeTaxesPaid
Interest paid	$ 13,834,312us-gaap_InterestPaid	$ 14,294,572us-gaap_InterestPaid

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Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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The net amount paid (received) by the reporting entity through acquisition or sale and maturities of long-term investments which qualify for treatment as an investing activity based on management's intention and intended by management to be liquidated, if necessary, beyond the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the long-term.

+ References

No definition available.

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.

+ References

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

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The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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-Publisher FASB

-Name Accounting Standards Codification

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

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The cash outflow attributable to repayments of borrowings not otherwise defined in the taxonomy (with maturities initially due after one year or beyond the operating cycle if longer).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Subparagraph (b)

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-Glossary Financing Activities

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

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