Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Sep. 30, 2018
Schedule of Accounts Receivable [Table Text Block]
    September 30,     March 31,  
    2018     2018  
Trade receivables $ 3,336,599   $ 2,639,095  
Less: Allowance for doubtful accounts   (40,000 )   (40,000 )
Net accounts receivable $ 3,296,599   $ 2,599,095  
Schedule of Inventory, Current [Table Text Block]
    September 30,     March 31,  
    2018     2018  
Raw materials $ 949,477   $ 766,556  
Finished goods   499,194     235,464  
Total inventory $ 1,448,671   $ 1,002,020  
Straight-line Method of Depreciation [Table Text Block]
Equipment 5 years
   
Equipment under capital lease 5 years