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5. PROPERTY, PLANT AND EQUIPMENT, NET (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Land $ 40,346,467   $ 40,346,467   $ 42,526,151
Depreciation and amortization expense     13,514,292 $ 14,906,669  
Sales and administrative expenses [Member]          
Depreciation and amortization expense 6,644,571 $ 7,438,801 13,514,292 14,729,165  
Cost of net revenue 6,306,337 7,060,750 12,827,797 13,993,009  
Cost of administrative expenses $ 338,235 $ 378,051 $ 686,495 $ 736,156