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Property, Plant and Equipment (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	$ 217,100,553	$ 155,132,570
Less: accumulated depreciation and amortization	(38,565,294)	(32,741,114)
Property, Plant and Equipment, net	178,535,259	122,391,456
Land use rights [Member]
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	7,761,511	9,895,081
Building and improvements [Member]
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	22,406,836	31,625,816
Machinery and equipment [Member]
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	121,088,942	111,857,002
Vehicles [Member]
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	683,051	439,007
Construction in progress [Member]
Schedule of property, plant and equipment
Property, Plant, and Equipment, Gross	$ 65,160,213	$ 1,315,664