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, 2012	$ 278,932,195	$ 3,008	$ 79,257,921	$ 14,566,846	$ (2,126,597)	$ 170,163,120	$ 17,067,897
Beginning Balance (in shares) at Dec. 31, 2012		29,820,836
Net income	42,925,892	0	0	0	0	42,925,892	0
Foreign currency translation adjustment	6,721,132	0	0	0	0	0	6,721,132
Exercise of warrants (in shares)		10,500
Exercise of warrants	60,480	1	60,479	0	0	0	0
Share-based payments to employees and directors	249,717	0	249,717	0	0	0	0
Appropriation of statutory reserves	0	0	0	3,198,626	0	(3,198,626)	0
Ending Balance at Sep. 30, 2013	$ 328,889,416	$ 3,009	$ 79,568,117	$ 17,765,472	$ (2,126,597)	$ 209,890,386	$ 23,789,029
Ending Balance (in shares) at Sep. 30, 2013		29,831,336