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15. CUSTOMER CONCENTRATION (Details Narrative) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Amounts due from major customers | $ 39,124,728 | $ 31,621,828 | $ 39,124,728 | $ 31,621,828
Top 5 customers |  |  |  |
Percent products sold to top five customers | 36.00% | 34.60% | 35.20% | 34.30%

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