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1. BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
3 Months Ended
Mar. 31, 2020
Building | Minimum  
Property, plant and equipment, useful life 8 years
Building | Maximum  
Property, plant and equipment, useful life 20 years
Plant And Machinery | Minimum  
Property, plant and equipment, useful life 3 years
Plant And Machinery | Maximum  
Property, plant and equipment, useful life 8 years
Vehicles  
Property, plant and equipment, useful life 5 years
Furniture, Fixtures And Equipment | Minimum  
Property, plant and equipment, useful life 3 years
Furniture, Fixtures And Equipment | Maximum  
Property, plant and equipment, useful life 8 years