Quarterly report pursuant to Section 13 or 15(d)

Bank Loans (Details Textual)

v3.7.0.1
Bank Loans (Details Textual)
¥ in Millions
3 Months Ended
Mar. 31, 2017
USD ($)
Mar. 31, 2016
USD ($)
Mar. 31, 2017
CNY (¥)
Dec. 31, 2016
USD ($)
Bank loans (Textual)        
Weighted average interest rate for long-term bank loans 5.00% 5.00% 5.00%  
Weighted average interest rate for short-term bank loans 3.80% 5.60% 3.80%  
Interest expense $ 708,412 $ 635,745    
Interest expense capitalized to construction-in-progress 5,336 $ 113,479    
Restricted cash deposit $ 3,362,660     $ 2,911,922
Export-Import Bank of China [Member]        
Bank loans (Textual)        
Annual interest rate 4.75%   4.75% 4.90%
Debt Instrument, maturity date Dec. 10, 2017      
Long-term debt description Collateralized by Hong Long's investment in equity interest of a China local bank      
Export-Import Bank of China One [Member]        
Bank loans (Textual)        
Annual interest rate 4.75%   4.75% 4.90%
Debt Instrument, maturity date Dec. 10, 2017      
Long-term debt description Collateralized by Fujian International Trading and Transportation Co., Ltd.'s investment in equity interest of a China local bank      
Export-Import Bank of China Two [Member]        
Bank loans (Textual)        
Annual interest rate 4.75%   4.75% 4.90%
Debt Instrument, maturity date Dec. 10, 2017      
Long-term debt description Guaranteed by Hong Long      
Export-Import Bank of China Three [Member]        
Bank loans (Textual)        
Annual interest rate 4.90%   4.90% 4.90%
Debt Instrument, maturity date Jan. 30, 2023      
Long-term debt description Guaranteed by Huanghai Ship Construction Co., Ltd, Xinrong Zhuo and Ping Lin and collateralized by 2 fishing vessels under construction and collateralized by three related parties' investments in equity interest of two PRC local banks      
China Development Bank [Member]        
Bank loans (Textual)        
Annual interest rate 5.145%   5.145% 5.145%
Debt Instrument, maturity date Nov. 27, 2023      
Long-term debt description

Guaranteed by Xinrong Zhuo, Honghong Zhuo, Mr. and Mrs. Zhiyan Lin and 6 fishing vessels

     
Fujian Haixia Bank [Member]        
Bank loans (Textual)        
Annual interest rate 6.96%   6.96% 6.96%
Debt Instrument, maturity date Sep. 13, 2017      
Short-term debt description Collateralized by Pingtan Fishing's 17 fishing vessels      
Fujian Haixia Bank One [Member]        
Bank loans (Textual)        
Annual interest rate 1.529%   1.529% 1.529%
Debt Instrument, maturity date Sep. 22, 2017      
Short-term debt description Collateralized by Pingtan Fishing's 17 fishing vessels      
Fujian Haixia Bank Two [Member]        
Bank loans (Textual)        
Annual interest rate 1.739%   1.739% 1.739%
Debt Instrument, maturity date Oct. 10, 2017      
Short-term debt description Collateralized by Pingtan Fishing's 17 fishing vessels      
China Development Bank [Member]        
Bank loans (Textual)        
Annual interest rate       3.211%
Debt Instrument, maturity date Mar. 21, 2017      
Variable annual interest rate description Variable annual interest rate based on London Interbank Offered Rate ("LIBOR") plus 230 basis points      
Restricted cash deposit $ 600,000   ¥ 4.0  
China Development Bank One [Member]        
Bank loans (Textual)        
Annual interest rate 3.204%   3.204% 3.204%
Debt Instrument, maturity date Apr. 18, 2017      
Variable annual interest rate description Variable annual interest rate based on LIBOR plus 230 basis points      
Restricted cash deposit $ 600,000   ¥ 4.0  
China Development Bank Two [Member]        
Bank loans (Textual)        
Annual interest rate 3.257%   3.257% 3.257%
Debt Instrument, maturity date Apr. 18, 2017      
Variable annual interest rate description Variable annual interest rate based on LIBOR plus 230 basis points      
Restricted cash deposit $ 300,000   ¥ 2.0  
China Development Bank Three [Member]        
Bank loans (Textual)        
Annual interest rate 3.51%   3.51% 3.51%
Debt Instrument, maturity date Aug. 22, 2017      
Variable annual interest rate description Variable annual interest rate based on LIBOR plus 230 basis points      
Short-term debt description Collateralized by a related party's two vessels      
Restricted cash deposit $ 1,000,000   ¥ 6.7  
China Development Bank Four [Member]        
Bank loans (Textual)        
Annual interest rate 3.593%   3.593% 3.593%
Debt Instrument, maturity date Dec. 09, 2017      
Variable annual interest rate description Variable annual interest rate based on LIBOR plus 230 basis points      
Short-term debt description Collateralized by a related party's two vessels      
Restricted cash deposit $ 500,000   ¥ 3.5  
China Development Bank Seven [Member]        
Bank loans (Textual)        
Restricted cash deposit $ 1,000,000      
China Development Bank Five [Member]        
Bank loans (Textual)        
Annual interest rate 3.721%   3.721%  
Debt Instrument, maturity date Mar. 08, 2018      
Variable annual interest rate description Variable annual interest rate based on LIBOR plus 230 basis points      
Short-term debt description Collateralized by seven vessels      
Restricted cash deposit | ¥     ¥ 7.0