Annual report pursuant to Section 13 and 15(d)

Property, Plant and Equipment (Details)

v3.21.2
Property, Plant and Equipment (Details)
12 Months Ended
Dec. 31, 2020
USD ($)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Property, Plant and Equipment [Line Items]        
Received government subsidy $ 29,400,000 ¥ 202,500,000    
Depreciation 14,722,446   $ 11,308,882 $ 9,141,975
Net carrying amount 227,300,000   190,800,000  
Impairment loss on vessels 66,694,253   $ 7,951,635 $ 9,715,058
Cost of Revenue [Member]        
Property, Plant and Equipment [Line Items]        
Depreciation 11,655,924      
Inventories [Member]        
Property, Plant and Equipment [Line Items]        
Depreciation 7,582,821      
General and Administrative Expense [Member]        
Property, Plant and Equipment [Line Items]        
Depreciation $ 3,350,417