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3. PREPAID LAND LEASE (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2018
Dec. 31, 2018
Prepaid Land Leases      
Amortization of prepaid land lease $ 150,579 $ 294,676  
Parcels of land of which the Company could not obtain land use rights certificates     The parcels of land of which the Company cannot obtain land use rights certificates cover a total of approximately 38.6 square kilometers of aggregate carrying value of $599,747 as at December 31, 2018.