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Inventory (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of inventory

   March 31,
 2020
   December 31,
 2019
 
   (Unaudited)     
Finished goods  $94,508   $94,727 
Work-in-process   20,491    20,676 
Raw materials   57,384    57,904 
Allowance for inventory valuation and obsolescence loss   (172,383)   (173,307)
Inventory, net  $-   $-