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16. CUSTOMER CONCENTRATION (Details Narrative) (Top 5 customers, USD $) | 3 Months Ended | 9 Months Ended
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Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Top 5 customers |  |  |  |
Percent products sold to top five customers | 40.20% | 42.50% | 40.20% | 43.10%
Amounts due from major customers | $ 19,028,426 | $ 21,704,048 | $ 19,028,426 | $ 21,704,048

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