Accrued Expenses (Details Textual)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2015 CNY (¥)
Accrued Expenses (Textual)
Customer demanded payment of penalty percentage		20.00%	20.00%
Contract price plus penalties for late delivery and damages	$ 5,599,287	$ 5,562,365	¥ 36,103,640