Quarterly report pursuant to Section 13 or 15(d)

D. ACCOUNTS RECEIVABLE (Tables)

v3.10.0.1
D. ACCOUNTS RECEIVABLE (Tables)
9 Months Ended
Sep. 30, 2018
Receivables [Abstract]  
Accounts Receivable
    September 30,
2018
    December 31,
2017
 
Accounts receivable   $ 1,335,581     $ 1,632,459  
Allowance for doubtful accounts     (112,542 )     (22,173 )
Accounts receivable, net   $ 1,223,039     $ 1,610,286