PROPERTY, PLANT AND EQUIPMENT, NET (Tables)

12 Months Ended

Dec. 31, 2014

PROPERTY, PLANT AND EQUIPMENT, NET [Abstract]

Schedule of Property and Equipment

	As of December 31,
	2013			2014
	RMB			RMB
Buildings		632,996,431			674,404,784
Machinery and equipment		3,412,945,731			3,587,003,598
Motor vehicles		24,519,713			31,996,742
Furniture, fixture and office equipment		48,993,283			70,296,117
		4,119,455,158			4,363,701,241
Less: Accumulated depreciation		(1,024,205,575	)		(1,354,103,750	)
Less: Impairment		(33,632,696	)		(37,759,828	)
Subtotal		3,061,616,887			2,971,837,663
Construction in progress		125,381,063			129,957,509
Property, plant and equipment, net		3,186,997,950			3,101,795,172