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CONTRACT ASSETS (Tables)
12 Months Ended
Dec. 31, 2021
CONTRACT ASSETS  
Schedule of contract assets

    

2020

    

2021

Contract assets

 

1,351

 

2,588

Allowance for expected credit losses

 

(112)

 

(115)

Net

 

1,239

 

2,473

Short-term portion

 

(1,036)

 

(2,330)

Long-term portion

 

203

 

143