v3.25.0.1
Long- Term Investments (Details)
¥ in Thousands, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Jun. 30, 2021
CNY (¥)
Sep. 03, 2018
CNY (¥)
Long- Term Investments (Details) [Line Items]                  
Profit and loss of equity investment ¥ 427 $ 59 ¥ 95 ¥ 181 $ 26 ¥ 26 ¥ 258    
Equity Method Investments [Member]                  
Long- Term Investments (Details) [Line Items]                  
Carrying value of equity investment       5,564   5,383      
Profit and loss of equity investment       ¥ 181   ¥ 26 ¥ 258    
Shanghai Three Drivers Culture Media Co., Limited                  
Long- Term Investments (Details) [Line Items]                  
Cost of the investment               ¥ 2,250 ¥ 4,000
Equity interest               49.00% 40.00%