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PROPERTY, PLANT AND EQUIPMENT, NET (Tables)
6 Months Ended
Jun. 30, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment

Property, plant and equipment, net consist of the following:

 

   June 30,
2022
  December 31,
2021
At cost:          
Mineral rights  $2,873,621   $3,025,017 
Buildings   33,333,765    34,906,137 
Plant and machinery   236,409,033    201,012,254 
Motor vehicles   132,578    139,563 
Furniture, fixtures and office equipment   2,369,561    2,494,400 
Construction in process   25,391,292    44,310,149 
Total   300,509,850    285,887,520 
Less: Accumulated depreciation and amortization   (126,947,258)   (123,229,974)
     Impairment        
Net book value  $173,562,592   $162,657,546