Intangible Assets, Net (Tables)
 9 Months Ended
Nov. 30, 2018
Intangible Assets Net  
Schedule of intangible assets

    Estimated     November 30,     February 28,  
    Useful Life     2018     2018  
    (years)              
                   
Intellectual property   7     $ 662,870     $ 533,369  
Less: accumulated amortization           (258,203 )     (200,629 )
Intangible assets, net         $ 404,667     $ 332,740