TAXATION (Current and Deferred Income Taxes) (Details)	12 Months Ended
Dec. 31, 2017 CNY (¥)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 CNY (¥)	Dec. 31, 2015 CNY (¥)
PRC	¥ (39,138,531)		¥ (234,278,825)	¥ (104,597,580)
Other countries	27,002,786		(35,469,815)	(12,024,951)
Total current income tax expenses	(12,135,745)		(269,748,640)	(116,622,531)
Deferred tax benefit	7,507,742	$ 1,153,919	(22,048,774)	6,554,493
Income tax (expense)/benefit, net	¥ (4,628,003)	$ (711,311)	¥ (257,487,006)	¥ (100,533,829)

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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