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15. CUSTOMER CONCENTRATION (Details Narrative) - USD ($) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Amounts due from major customers | $ 22,804,914 | $ 25,111,129
Top 5 customers |  |
Percent products sold to top five customers | 36.70% | 30.90%

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