Land use rights, net (Tables)

12 Months Ended

Dec. 31, 2012

Land use rights, net [Abstract]

Schedule of Land Use Rights, Net

	December 31,
	2011			2012			2012
	(RMB)			(RMB)			($)
Land use right		60,630,886			60,630,886			9,646,151
Accumulated amortization		(3,047,459	)		(4,197,999	)		(667,886	)
Land use rights, net		57,583,427			56,432,887			8,978,265

Schedule of Land Use Rights, Net Future Amortization Expense

Years Ending December 31,	(RMB) Amount
2013		1,150,540
2014		1,150,540
2015		1,150,540
2016		1,150,540
2017		1,150,540
Thereafter		50,680,187
Total		56,432,887