TAXATION (Aggregate Amount and Per Share Effect of Reduction of CIT) (Details) (CNY)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
TAXATION [Abstract]
The aggregate amount of effect	85,570,052	25,853,541
Per share effect - basic	0.70	0.27
Per share effect - diluted	0.56	0.27

Aggregate subsidiary tax reduction amount, Diluted

No definition available.

Name:	jks_AggregateSubsidiaryTaxReductionAmountDiluted
Namespace Prefix:	jks_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration