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16. CUSTOMER CONCENTRATION (Details Narrative) (Top 5 customers, USD $) | 3 Months Ended
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Mar. 31, 2014 | Mar. 31, 2013
Top 5 customers |  |
Percent products sold to top five customers | 39.50% | 40.70%
Amounts due from major customers | $ 19,258,917 | $ 14,093,381

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