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Segment Information (Tables)
12 Months Ended
Dec. 31, 2020
Segment Information [Abstract]  
Schedule of net revenues from manufacture of batteries by products
   Year ended   Year ended 
   December 31, 2019   December 31, 2020 
High power lithium batteries used in:        
Electric vehicles  $4,509,055   $259,955 
Light electric vehicles   16,147    39,428 
Uninterruptable supplies   17,669,146    22,748,627 
    22,194,348    23,048,010 
Raw materials used in lithium batteries   -    14,518,142 
Total  $22,194,348   $37,566,152 
Schedule of net revenues from manufacture of batteries by geographical areas
   Year ended   Year ended 
   December 31, 2019   December 31, 2020 
Mainland China  $21,632,637    35,464,245 
Europe   -    1,776,000 
Korea   -    246,453 
Israel   118,906    - 
USA   285,556    3,592 
Others   157,249    75,862 
Total  $22,194,348   $37,566,152