v3.26.1
Intangible assets, net (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2025
USD ($)
Summary of intangible assets, net          
Gross carrying value ¥ 155,368,000   ¥ 155,230,000    
Accumulated amortization (115,320,000)   (100,696,000)    
Accumulated impairment (10,460,000)        
Total 29,588,000   54,534,000   $ 4,231
Amortization expenses 14,600,000   17,100,000 ¥ 20,100,000  
Impairment charge 10,460,000 $ 1,496 0 ¥ 0  
Software          
Summary of intangible assets, net          
Gross carrying value 6,654,000   6,516,000    
Accumulated amortization (3,093,000)   (2,429,000)    
Total 3,561,000   4,087,000    
License          
Summary of intangible assets, net          
Gross carrying value 54,905,000   54,905,000    
Accumulated amortization (54,905,000)   (54,905,000)    
Content          
Summary of intangible assets, net          
Gross carrying value 38,300,000   38,300,000    
Accumulated amortization (32,883,000)   (25,223,000)    
Accumulated impairment (3,150,000)        
Total 2,267,000   13,077,000    
Brand name          
Summary of intangible assets, net          
Gross carrying value 48,000,000   48,000,000    
Accumulated amortization (18,617,000)   (13,817,000)    
Accumulated impairment (7,150,000)        
Total 22,233,000   34,183,000    
Technology          
Summary of intangible assets, net          
Gross carrying value 7,500,000   7,500,000    
Accumulated amortization (5,813,000)   (4,313,000)    
Accumulated impairment (160,000)        
Total 1,527,000   3,187,000    
Others          
Summary of intangible assets, net          
Gross carrying value 9,000   9,000    
Accumulated amortization ¥ (9,000)   ¥ (9,000)