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Intangible Assets, Net (Details)
¥ in Thousands, $ in Thousands
6 Months Ended
Jun. 30, 2024
CNY (¥)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
CNY (¥)
Intangible Assets, Net [Line Items]      
Amortization expenses ¥ 34 $ 5 ¥ 50
Minimum [Member]      
Intangible Assets, Net [Line Items]      
Estimated useful lives 1 year 1 year  
Maximum [Member]      
Intangible Assets, Net [Line Items]      
Estimated useful lives 10 years 10 years