Property and Equipment (Tables)

6 Months Ended

Jun. 30, 2013

Property and Equipment [Abstract]

Components of property and equipment

	Useful Life		June 30, 2013			December 31, 2012
Office equipment and furniture	5 Years		$	250,743		$	222,853
Manufacturing equipment	5 – 10 Years			64,775,587			56,916,700
Vehicles	5 Years			127,754			125,167
Construction in progress		-		52,302			28,785
Building and building improvements	20 Years			21,215,201			20,785,597
				86,421,587			78,079,102
Less: accumulated depreciation				(22,280,578	)		(18,643,002	)
			$	64,141,009		$	59,436,100