v3.26.1
Property And Equipment, Net-Schedule of Property and Equipment, Net (Details)-Schedule of Depreciation Expenses on Property and Equipment (Details)
¥ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Property, Plant and Equipment [Line Items]      
Total depreciation expenses $ 156 ¥ 1,094 ¥ 1,454
Selling and marketing expenses [Member]      
Property, Plant and Equipment [Line Items]      
Total depreciation expenses 20 143 195
Research and development expenses [Member]      
Property, Plant and Equipment [Line Items]      
Total depreciation expenses 4 31 186
General and administrative expenses [Member]      
Property, Plant and Equipment [Line Items]      
Total depreciation expenses $ 132 ¥ 920 ¥ 1,073