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Segment Information (Tables)
12 Months Ended
Dec. 31, 2019
Segment Information [Abstract]  
Schedule of net revenues from manufacture of batteries by products
  Year ended     Year ended 
   December 31, 2018   December 31, 2019 
High power lithium batteries used in:        
Electric vehicles  $8,169,195   $4,509,055 
Light electric vehicles   64,140    16,147 
Uninterruptable supplies   16,199,969    17,669,146 
Total  $24,433,304   $22,194,348
Schedule of net revenues from manufacture of batteries by geographical areas
   Year ended   Year ended 
   December 31, 2018   December 31, 2019 
Mainland China  $21,292,111    21,632,637 
Europe   99,996    - 
PRC Taiwan   103,256    442 
Israel   990,953    118,906 
USA   1,833,837    285,556 
Others   113,151    156,807 
Total  $24,433,304   $22,194,348