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Segment Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Net revenues $ 10,620,656 $ 8,089,804 $ 22,146,177 $ 17,532,415
Net revenues by product [Member]        
Net revenues 6,351,344 8,089,804 17,876,865 17,532,415
Electric vehicles [Member] | Net revenues by product [Member]        
Net revenues 407,802 2,885,305 741,657 4,425,875
Light electric vehicles [Member] | Net revenues by product [Member]        
Net revenues 22,859 26,203
Uninterruptable supplies [Member] | Net revenues by product [Member]        
Net revenues 5,920,683 5,204,499 17,109,005 13,106,540
Raw materials used in lithium batteries [Member] | Net revenues by product [Member]        
Net revenues $ 4,269,312 $ 4,269,312