INVENTORIES (Tables)

12 Months Ended

Dec. 31, 2017

INVENTORIES [Abstract]

Schedule of Inventories

Inventories consisted of the following:

	As of December 31,
	2016		2017
	RMB		RMB
Raw materials		943,958,480		856,151,730
Work-in-progress		809,571,580		1,247,357,915
Finished goods		2,719,984,637		2,170,220,346
Total		4,473,514,697		4,273,729,991