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LAND USE RIGHT, NET (Tables)
 3 Months Ended
Mar. 31, 2021
LAND USE RIGHT, NET [Abstract]  
Land Use Rights
 A summary of land use right is as follows:

 
  
March 31,
2021
    
December 31,
2020
  
Land use right purchase amount
  
$
9,674
    
$
9,744
  
Less: Accumulated amortization
    
(145
)
    
(98
)
Land use right, net
  
$
9,529
    
$
9,646
  
Annual Amortization of Land Use Right
The annual amortization of land use right for each of the five succeeding years is as follows:

 Year ending December 31,
      
2021
  
$
196
  
2022
    
196
  
2023
    
196
  
2024
    
196
  
2025
    
196