Long-Term Loans (Details) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Details of the Company’s long-term borrowings
Bank loans bearing interest at 5.85% and 7.36% per annum, maturing on January 30, 2013 and April 30, 2015. The loans are uncollateralized other than restricted cash deposited at the bank.	$ 2,381,450	$ 1,413,821
Less: Current portion	(793,817)	(785,456)
Long-term borrowing	$ 1,587,633	$ 628,365