Property and Equipment (Tables)

9 Months Ended

Sep. 30, 2016

Property and Equipment [Abstract]

Summary of property and equipment

	Useful life	September 30, 2016			December 31, 2015
Manufacturing equipment	5 - 10 years	$	39,652,919		$	66,381,394
Building and building improvements	5 - 20 years		24,007,378			24,668,268
Vehicles	5 years		189,339			194,552
Office equipment and furniture	5 years		161,612			165,403
			64,011,248			91,409,617
Less: accumulated depreciation			(26,737,042	)		(39,655,653	)
		$	37,274,206		$	51,753,964