Loans Payable Unsecured Information of Long Term Loans Payable Net Of Current Portions (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Equivalent to RMB4,500,000 with interest rate at 2.7% per annum, payable at its maturity, due May 7, 2013	$ 715,933	$ 705,405
Equivalent to RMB9,400,000 with interest rate at 2.7% per annum, payable at its maturity, due May 7, 2013	1,495,505	1,479,779
Equivalent to RMB8,000,000 with interest rate at 5.18% per annum, payable at its maturity, due June 14, 2013	1,272,771	1,259,386
Equivalent to RMB2,700,000 with non-interest bearing, payable at its maturity, due March 29, 2013	429,560	425,043
Equivalent to RMB11,662,600 with interest at China benchmark lending rate, payable at maturity, due November 27, 2013	1,855,477	5,159,337
Short term loan with several independent third parties (equivalent to RMB5,500,000), due January 19, 2013	875,030
Equivalent to RMB2,877,157 (2011: RMB0) with interest rate at 8.97% per annum, payable with monthly principal and interest payments, due February 28, 2017	417,323
Total long-term unsecured loans payable	$ 6,730,747	$ 5,159,337