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CONCENTRATION OF CREDIT RISK AND MAJOR CUSTOMERS (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Mar. 31, 2017
Concentration of credit risk and major customers          
Accounts receivable $ 2,175,822   $ 2,175,822   $ 1,870,672
Net sales 4,588,894 $ 3,656,163 $ 10,419,280 $ 8,300,968 18,550,674
Accounts Receivable | Customer Concentration Risk          
Concentration of credit risk and major customers          
Concentration risk percentage     82.00%    
Accounts Receivable | Customer Concentration Risk | Customer A          
Concentration of credit risk and major customers          
Accounts receivable 1,478,882   $ 1,478,882   [1]
Concentration risk percentage     68.00%   [1]
Accounts Receivable | Customer Concentration Risk | Customer B          
Concentration of credit risk and major customers          
Accounts receivable 308,638   $ 308,638   $ 961,463
Concentration risk percentage     14.00%   51.00%
Accounts Receivable | Customer Concentration Risk | Customer C          
Concentration of credit risk and major customers          
Accounts receivable [1]   [1]   $ 406,428
Concentration risk percentage     [1]   22.00%
Accounts Receivable | Customer Concentration Risk | Customer D          
Concentration of credit risk and major customers          
Accounts receivable [1]   [1]   $ 187,410
Concentration risk percentage     [1]   10.00%
Net sales | Customer Concentration Risk | Customer A          
Concentration of credit risk and major customers          
Net sales $ 2,061,276 $ 383,253 $ 4,950,432 [1]  
Concentration risk percentage 45.00% 10.00% 48.00% [1]  
Net sales | Customer Concentration Risk | Customer B          
Concentration of credit risk and major customers          
Net sales $ 746,877 [1] $ 2,330,088 $ 1,457,222  
Concentration risk percentage 16.00% [1] 22.00% 18.00%  
Net sales | Customer Concentration Risk | Customer C          
Concentration of credit risk and major customers          
Net sales [1] [1] $ 1,079,832 [1]  
Concentration risk percentage [1] [1] 10.00% [1]  
Net sales | Customer Concentration Risk | Customer D          
Concentration of credit risk and major customers          
Net sales [1] $ 1,998,724 [1] $ 3,285,065  
Concentration risk percentage [1] 55.00% [1] 40.00%  
Net sales | Customer Concentration Risk | Customer E          
Concentration of credit risk and major customers          
Net sales [1] [1] [1] $ 1,741,084  
Concentration risk percentage [1] [1] [1] 21.00%  
[1] less than 10% of total