Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details)
¥ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Sep. 30, 2017
CNY (¥)
Feb. 20, 2017
USD ($)
Feb. 20, 2017
CNY (¥)
Commitments and Contingencies (Textual)          
Severance payments $ 10,000 $ 10,000      
Registered capital of equity investment 30,054,827 $ 28,493,273      
Huanghai Ship Construction Co., Ltd. [Member]          
Commitments and Contingencies (Textual)          
Registered capital of equity investment       $ 10,000,000 ¥ 67.0
Pingtan Fishing [Member]          
Commitments and Contingencies (Textual)          
Registered capital of equity investment $ 5,300,000   ¥ 35.5