Consolidated Balance Sheets (USD $)	Dec. 31, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 7,835,791	$ 1,114,873
Restricted cash	488,719	687,353
Notes receivable	114,034	703,718
Accounts receivable, net of allowance for doubtful accounts	20,316,037	15,234,863
Inventories, net of reserve for obsolete inventories	4,241,022	4,733,558
Advances to suppliers	565,581	695,254
Prepaid VAT on purchases		489,302
Deferred tax assets - current portion	375,744	253,173
Prepaid expenses and other	153,260	74,030
Total Current Assets	34,090,188	23,986,124
PROPERTY AND EQUIPMENT, net	69,628,597	70,595,138
OTHER ASSETS:
Deferred tax assets - net of current portion		1,222,216
Equipment held for sale/operating lease	422,540	4,751,206
Land use rights, net	3,672,420	3,786,051
Total Assets	107,813,745	104,340,735
CURRENT LIABILITIES:
Short-term bank loans	3,095,219	3,109,453
Bank acceptance notes payable	488,719	687,353
Accounts payable	4,322,275	4,961,555
Accrued expenses	1,059,579	899,816
Advances from customers	495,461	1,455,740
VAT and service taxes payable	500,569	126,349
Income taxes payable	531,120	1,623,603
Total Current Liabilities	10,492,942	12,863,869
Total Liabilities	10,492,942	12,863,869
STOCKHOLDERS' EQUITY:
Preferred stock ($0.001 par value; 10,000,000 shares authorized; 0 share issued and outstanding at December 31, 2014 and 2013)
Common stock ($0.001 par value; 50,000,000 shares authorized; 3,859,986 and 3,503,502 shares issued and outstanding at December 31, 2014 and 2013, respectively)	3,860	3,503
Additional paid-in capital	33,517,857	31,532,308
Retained earnings	50,039,267	46,322,329
Statutory reserve	3,294,199	2,744,720
Accumulated other comprehensive income - foreign currency translation adjustment	10,465,620	10,874,006
Total Stockholders' Equity	97,320,803	91,476,866
Total Liabilities and Stockholders' Equity	$ 107,813,745	$ 104,340,735