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4. PROPERTY, PLANT AND EQUIPMENT, NET (Details Narrative) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Property, Plant and Equipment [Abstract] |  |
Property not be able to obtain property ownership certificates | $ 20,409,998 | $ 27,432,351
Depreciation and amortization expense | 17,176,306 | 19,930,786
Cost of net revenue | 16,209,588 | 13,443,298
Cost of administrative expenses | 966,718 | 1,213,010
Ordinary repair and maintenance expenses | $ 2,590,003 | $ 130,482

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