Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v3.8.0.1
Commitments and Contingencies (Details)
¥ in Millions
12 Months Ended
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 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 30,521,466 $ 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 $ 9,700,000   ¥ 65.5