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Accounts Receivable, net (Tables)
12 Months Ended
Dec. 31, 2023
Accounts Receivable, net  
Summary of accounts receivable, net

    

As of December 31, 

    

2022

    

2023

US$

US$

Accounts receivable, gross

 

13,955

 

12,581

Less: allowance for doubtful accounts / allowance for credit losses

 

(1,783)

 

(3,367)

Total accounts receivable, net

 

12,172

 

9,214