Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Plant and equipment - Additional information (Details)

v3.21.1
Plant and equipment - Additional information (Details)
¥ in Millions, $ in Millions
1 Months Ended 12 Months Ended
Sep. 29, 2017
Dec. 31, 2020
CNY (¥)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Oct. 16, 2017
CAD ($)
shares
Oct. 16, 2017
CNY (¥)
shares
Sep. 27, 2017
Sep. 18, 2017
CNY (¥)
Sep. 18, 2017
USD ($)
Disclosure of detailed information about property, plant and equipment [line items]                    
Amortization expenses     $ 1,603,654 $ 804,206 $ 214,981          
Contractual Commitments ForAcquisition Of Property Plant And Equipment, Percentage               10.00%    
Actual Cost Of Manufacturing Production Cost   ¥ 40.0 $ 6,200,000              
Percentage Of Termination of Share Pledged   100.00% 100.00%              
Prototype and mass production tooling and molds                    
Disclosure of detailed information about property, plant and equipment [line items]                    
Net book value of asset written off     $ 289,759              
Useful life of prperty, plant and equipment   3 years 3 years              
Depreciable period   3 years 3 years              
Amortization expenses     $ 903,756 $ 0 $ 0          
Manufacturing Agreement | Chongqing Zongshen Automobile Co., Ltd.                    
Disclosure of detailed information about property, plant and equipment [line items]                    
Description Of Manufacturing Commence Percentage payable as to 50% when Zongshen commences manufacturing the tooling and molds, 40% when Zongshen completes manufacturing the tooling and molds and 10% upon delivery to the Company of the first production vehicle. As at December 31, 2020, the Company has commenced commercial production and delivered the first production vehicle. Therefore, the Company has paid 100% of the prototype tooling and molds with an actual cost of CNY ¥10.1 million ($1.7 million) and 80% of the mass production tooling and molds                  
Manufacturing Agreement | Chongqing Zongshen Automobile Co., Ltd. | Prototype Tooling and Molds                    
Disclosure of detailed information about property, plant and equipment [line items]                    
Agreement estimated cost                 ¥ 9.5 $ 1,400,000
Manufacturing Agreement | Chongqing Zongshen Automobile Co., Ltd. | Mass Production Tooling and Molds                    
Disclosure of detailed information about property, plant and equipment [line items]                    
Agreement estimated cost                 ¥ 29.0 $ 4,300,000
Share Pledge Agreement | Chongqing Zongshen Automobile Co., Ltd. | Prototype Tooling and Molds                    
Disclosure of detailed information about property, plant and equipment [line items]                    
Agreement estimated cost           $ 1.4 ¥ 9.5      
Share pledge agreement common shares | shares           400,000 400,000