v3.25.0.1
Other Current Liabilities - ​Schedule of Other Current Liabilities (Details)
¥ in Thousands, $ in Thousands
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
​Schedule of Other Current Liabilities [Abstract]          
Professional service fee ¥ 1,235   ¥ 6,319    
Advertising expense payables 5,369   2,703    
Promotional expense payables 4,639   5,862    
Others 6,121   5,582    
Total ¥ 17,364 $ 2,389 ¥ 20,466 $ 2,879 ¥ 23,691