ACCOUNTS RECEIVABLE, NET-THIRD PARTIES (Tables)

12 Months Ended

Dec. 31, 2016

ACCOUNTS RECEIVABLE, NET-THIRD PARTIES [Abstract]

Schedule of Accounts Receivable

	As of December 31,
	2015		2016
	RMB		RMB
Accounts receivables		3,026,232,432		5,130,289,380
Allowance for doubtful accounts		(335,713,383)		(376,574,061)
Accounts receivable, net		2,690,519,049		4,753,715,319

Schedule of Movement of Allowance for Doubtful Accounts

	As of December 31,
	2014		2015		2016
	RMB		RMB		RMB
At beginning of year		445,956,167		428,570,077		335,713,383
Addition		188,572,147		151,959,676		274,128,700
Write-off		(44,538,077)		(38,500,106)		(41,816,165)
Reversal		(161,420,160)		(206,316,264)		(191,451,857)
At end of year		428,570,077		335,713,383		376,574,061