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Intangibles, Net (Tables)
6 Months Ended
Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible net
   Useful   September 30,   March 31, 
   life   2019   2019 
       (unaudited)     
Trademark  10   $42,580   $45,350 
Software  10    33,452    35,629 
Less: accumulated amortization       (22,646)   (19,883)
       $53,386   $61,096