Property, Plant and Equipment (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Schedule of property, plant and equipment
Property and equipment gross	$ 155,132,570	$ 138,917,563
Less accumulated depreciation and amortization	(32,741,114)	(24,266,456)
Property, plant, and equipment, net	122,391,456	114,651,107
Land use rights [Member]
Schedule of property, plant and equipment
Property and equipment gross	9,895,081	2,358,862
Building and improvements [Member]
Schedule of property, plant and equipment
Property and equipment gross	31,625,816	11,145,342
Machinery and equipment [Member]
Schedule of property, plant and equipment
Property and equipment gross	111,857,002	122,844,563
Vehicles [Member]
Schedule of property, plant and equipment
Property and equipment gross	439,007	233,217
Construction in progress [Member]
Schedule of property, plant and equipment
Property and equipment gross	$ 1,315,664	$ 2,335,579

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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