CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $)	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 9,838,564	$ 9,227,187
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	3,376,671	2,674,081
Deferred income tax assets	142,638
Changes in operating assets and liabilities
Accounts receivable	6,551,325	25,987,583
Other receivable	(113,858)	19,660
Advances to suppliers and other current assets	(47,955)	(399,945)
Inventories	(296,284)	(2,442,658)
Accounts payable	3,849,078	(398,972)
Accrued expenses	(2,683,737)	(1,491,478)
Income tax payable	(170,942)	(3,825,519)
Advances from customers	(178,401)	(535,017)
Net cash provided by operating activities	20,267,099	28,814,922
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to property, plant and equipment	(3,829,822)	(138,927)
Additions to construction progress		(46,437)
Additions to land use right	(1,204,179)
Prepayment for other assets	(256,585)	(5,894,322)
Net cash used in investing activities	(5,290,586)	(6,079,686)
CASH FLOWS FROM FINANCING ACTIVITIES
Decrease (Increase) in restricted cash	283,929	(679,744)
Short-term notes payable	(283,929)	657,590
Proceeds from short-term bank loans	6,332,120	7,733,603
Repayment of short-term bank loans	(1,137,847)	(5,181,670)
Net cash provided by financing activities	5,194,273	2,529,779
Effect of change in exchange rate	(455,603)	1,809,779
NET INCREASE IN CASH AND CASH EQUIVALENTS	19,715,183	27,074,794
Cash and cash equivalents, beginning of period	61,154,007	49,350,385
Cash and cash equivalents, end of period	80,869,190	76,425,179
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest	640,184	648,635
Cash paid for income taxes	3,740,987	7,245,144
SUPPLEMENTARY DISCLOSURE OF SIGNIFICANT NON-CASH TRANSACTION
Transferred from other assets to property, plant and equipment and construction in process	$ 5,217,366	$ 457,070