CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities
Net income (loss)	$ 1,052,861	$ (596,767)
Adjustments to reconcile net loss to net cash provided by operating activities :
Depreciation and amortization	1,668,979	1,349,240
Allowance for doubtful accounts	1,156,434	146,393
Loss (gain) on disposal of property, plant and equipment	55,000	(7,462)
Equity loss in an associate		108,346
Income on derivative instruments	(97,029)	(211,898)
Deferred income tax	225,862	(159,157)
Share based payment	145,459	612,057
Changes in operating assets and liabilities :
Accounts receivable	(3,904,228)	(1,839,396)
Notes receivable	(722,104)	(141,131)
Prepayments	629,689	(4,688,226)
Other receivable	231,388	212,606
Inventories	(3,385,965)	1,518,693
Accounts payable	5,412,400	3,510,379
Deferred revenue	650,951
Other payables and accrued liabilities	(1,602,391)	151,627
Income taxes payable	459,052	(1,041,362)
Net cash flows provided by (used in) operating activities	1,976,358	(1,076,058)
Cash flows from investing activities
Acquisition of plant and equipment	(9,626,668)	(4,986,349)
Acquisition of land use right	(1,323,559)
Net cash flows used in investing activities	(10,950,227)	(4,986,349)
Cash flows from financing activities
Proceeds from short-term bank loans	9,866,422	12,708,732
Repayment of short-term bank loans	(3,772,049)	(7,305,110)
Proceeds from long-term bank loans	7,899,893
Proceeds from notes payable	33,555,477	24,638,742
Repayment of notes payable	(27,278,534)	(16,766,610)
Proceeds from letter of credit		2,995,868
Repayment of letter of credit	(2,880,000)	(1,379,051)
Proceeds from non-controlling interest	947,987
Increase in restricted cash	(9,495,213)	(9,231,878)
Net cash flows provided by financing activities	8,843,983	5,660,693
Effect of foreign currency translation on cash and cash equivalents	455,068	96,274
Net increase (decrease) in cash and cash equivalents	325,182	(305,440)
Cash and cash equivalents - beginning of period	5,175,623	8,490,629
Cash and cash equivalents - end of period	5,500,805	8,185,189
Cash paid for :
Income taxes	258,300	1,271,794
Interest expenses	917,662	607,203
Non-cash transactions
Accounts payable for construction in progress	$ 2,285,517