Inventories (Tables)

6 Months Ended

Jun. 30, 2015

Inventories [Abstract]

Schedule of inventories

	June 30, 2015			December 31,  2014
Raw materials	$	3,031,159		$	2,779,719
Work-in-progress		28,188,836			15,197,489
Finished goods		63,346,430			69,168,169
		94,566,425			87,145,377
Less: allowance for obsolete inventories		(16,743,450	)		(16,875,164	)
Total inventories	$	77,822,975		$	70,270,213