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Construction in Progress (Details Textual) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Xuzhou Huayu project [Member]
Construction in Progress (Textual)
Additional construction in progress	$ 11,530
Xuzhou Tian'an project [Member]
Construction in Progress (Textual)
Additional construction in progress	4,000
Boxing County Chengli project [Member]
Construction in Progress (Textual)
Additional construction in progress	$ 4,450

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- Definition

Additional construction in progress gross

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X

- Details

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