CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)	Total	Common Stock	Additional Paid-in Capital	Statutory Reserves	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Income
Beginning Balance at Dec. 31, 2011	$ 219,636,640	$ 3,003	$ 78,564,128	$ 10,418,476	$ (2,126,597)	$ 116,369,487	$ 16,408,143
Beginning Balance (in shares) at Dec. 31, 2011		29,772,434
Net income	42,148,316					42,148,316
Foreign currency translation adjustment	(1,685,422)						(1,685,422)
Exercise of warrants (in shares)	48,402	48,402
Exercise of warrants	311,709	5	311,704
Share-based payments to employees and directors	313,309		313,309
Appropriation of statutory reserves				2,944,488		(2,944,488)
Ending Balance at Sep. 30, 2012	$ 260,724,552	$ 3,008	$ 79,189,141	$ 13,362,964	$ (2,126,597)	$ 155,573,315	$ 14,722,721
Ending Balance (in shares) at Sep. 30, 2012		29,820,836