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4. PROPERTY, PLANT AND EQUIPMENT, NET (Details Narrative) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Land | $ 20,768,963 |  | $ 20,768,963 |  | $ 27,432,351
Sales and administrative expenses [Member] |  |  |  |  |
Depreciation and amortization expense | 4,601,338 | $ 5,155,187 | 13,974,456 | $ 15,814,006 |
Direct labor and factory overheads incurred during plant shutdown | 4,353,824 | 3,356,534 | 13,210,971 |  |
Cost of net revenue |  |  |  | 13,430,768 |
Cost of administrative expenses | $ 274,514 | $ 1,798,653 | $ 763,485 | $ 2,383,238 |

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