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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Significant Accounting Policies [Line Items]
Accounts receivable	$ 16,330us-gaap_AccountsReceivableNet	$ 71,573us-gaap_AccountsReceivableNet
Sale leaseback transaction, amount due under financing arrangement	0us-gaap_SaleLeasebackTransactionAmountDueUnderFinancingArrangement	2,390,000us-gaap_SaleLeasebackTransactionAmountDueUnderFinancingArrangement
Deferred Tax Assets, Net, Current	70,551us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent	(1,442,317)us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent
Bank loans payable [Member]
Significant Accounting Policies [Line Items]
Long term loans from bank	67,410,000us-gaap_LongTermLoansFromBank / us-gaap_LongtermDebtTypeAxis = us-gaap_LoansPayableMember	18,860,000us-gaap_LongTermLoansFromBank / us-gaap_LongtermDebtTypeAxis = us-gaap_LoansPayableMember
Long term payable [member]
Significant Accounting Policies [Line Items]
Sale leaseback transaction, amount due under financing arrangement		3,830,000us-gaap_SaleLeasebackTransactionAmountDueUnderFinancingArrangement / us-gaap_LongtermDebtTypeAxis = us-gaap_LongTermDebtMember
Xi'an Tch [Member]
Significant Accounting Policies [Line Items]
Equity interest percentage	100.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = creg_XianTchMember
Zhonghong [Member]
Significant Accounting Policies [Line Items]
Equity interest percentage	90.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / dei_LegalEntityAxis = creg_ZhonghongMember
Long term loans from bank		62,650,000us-gaap_LongTermLoansFromBank / dei_LegalEntityAxis = creg_ZhonghongMember
Sale leaseback transaction, amount due under financing arrangement	$ 62,430,000us-gaap_SaleLeasebackTransactionAmountDueUnderFinancingArrangement / dei_LegalEntityAxis = creg_ZhonghongMember

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- Definition

For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

-Article 5



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.9)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.5)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences expected to be realized or consumed within one year or operating cycle, if longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 45

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=37586315&loc=d3e31917-109318



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 45

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=37586315&loc=d3e31931-109318

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

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- Definition

Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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- Definition

The liability due as of the balance sheet date for leasebacks accounted for using the deposit method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6452660&loc=d3e36991-112694



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 40

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6456341&loc=d3e50796-112755

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