OTHER INCOME/(EXPENSES), NET (Schedule Of Other Nonoperating Income/Expense) (Details) - CNY (¥)	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Guarantee income	¥ 65,935,450	¥ 9,641,685	¥ 0
Donations	(6,288,539)	(873,320)	0
Others	0	0	1,036,319
Total	¥ 59,646,911	¥ 8,768,365	¥ 1,036,319

Amount of income (expense) related to nonoperating activities, classified as other.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.9)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Name:	us-gaap_OtherNonoperatingIncomeExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration