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Intangible assets, net (Tables)
12 Months Ended
Dec. 31, 2020
Intangible assets, net  
Schedule of Intangible Assets

December 31, 2019

December 31, 2020

Net book 

Net book 

(In thousands)

    

Cost

    

Amortization

    

Impairment

    

value

    

Cost

    

Amortization

    

Impairment

    

value

Land use rights

 

4,769

 

(1,017)

 

 

3,752

 

5,099

 

(1,258)

 

 

3,841

Acquired computer software

 

2,391

 

(1,433)

 

 

958

 

3,530

 

(2,853)

 

 

677

Online game licenses

 

5,910

 

(5,193)

 

(717)

 

 

 

 

 

Audio-visual license

 

5,621

 

(905)

 

 

4,716

 

6,010

 

(1,671)

 

 

4,339

 

18,691

 

(8,548)

 

(717)

 

9,426

 

14,639

 

(5,782)

 

 

8,857

Schedule of Amortization Expense Recognized

Years ended December 31

(In thousands)

    

2018

    

2019

    

2020

Cost of revenues

 

266

 

5

 

General and administrative expenses

 

721

 

1,136

 

1,210

Research and development expenses

 

244

 

59

 

6

Total

 

1,231

 

1,200

 

1,216

Schedule of Estimated Aggregate Amortization Expense

(In thousands)

    

Intangible assets

2021

 

1,107

2022

 

1,050

2023

 

1,036

2024

 

972

2025 and thereafter

 

4,692

Schedule of Weighted Average Amortization Periods of Intangible Assets

(In year)

    

December 31, 2019

    

December 31, 2020

Land use rights

 

30

 

30

Acquired computer software

 

5

 

5

Online game licenses

 

3

 

Audio-visual license

 

9

 

9

Total weighted average amortization periods

 

12

 

10