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Other income, net (Tables)
 12 Months Ended
Dec. 31, 2021
Other income, net  
Schedule of other income, net

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Years ended December 31, 

(In thousands)

    

2019

    

2020

    

2021

Government subsidy income

 

2,061

 

2,287

 

3,206

Investment income from short-term investments

 

4,020

 

2,943

 

2,486

Net unrealized gains arising from long-term investments

 

10,907

 

794

 

—

Investment income on disposal of long-term investments

 

579

 

214

 

42

Impairment of long-term investments

 

(19,831)

 

(794)

 

—

Exchange loss, net

 

(402)

 

(2,948)

 

(1,205)

Settlement income

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1,531

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—

​

—

Gains from disposal of LinkToken program

 

6,630

 

—

 

—

VAT deduction

​

427

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1,361

​

818

Others

 

(61)

 

880

 

(669)

Total

 

5,861

 

4,737

 

4,678