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6. PROPERTY, PLANT AND EQUIPMENT UNDER CAPITAL LEASES, NET (Details Narrative) - USD ($) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Property Plant And Equipment Under Capital Leases Net Details Narrative |  |  |  |
Depreciation and amortization expense | $ 83,288 | $ 88,880 | $ 166,608 | $ 177,504

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