Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property and Equipment [Abstract]

Components of property and equipment

	Useful life	December 31, 2015			December 31, 2014
Office equipment and furniture	5 years	$	165,403		$	166,734
Manufacturing equipment	5 -10 years		66,381,394			76,870,025
Vehicles	5 years		194,552			205,714
Building and building improvements	5 - 20 years		24,668,268			26,083,624
			91,409,617			103,326,097
Less: accumulated depreciation			(39,655,653	)		(33,697,500	)
		$	51,753,964		$	69,628,597