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ACCOUNTS RECEIVABLE (Tables)
12 Months Ended
Dec. 31, 2016
Receivables [Abstract]  
Schedule of accounts receivable

Accounts receivable consists of trade receivables as follows:

 

   December 31, 
   2016   2015 
         
Billed receivables  $9,050,127   $7,740,837 
Less: allowance for doubtful accounts   (535,514)   (75,000)
   $8,514,613   $7,665,837