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Income Taxes - Schedule of Composition of Income Tax Benefits (Details)
6 Months Ended
Jun. 30, 2025
CNY (¥)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
CNY (¥)
Schedule of Composition of Income Tax Benefits [Abstract]      
Current income tax expenses ¥ (267)   ¥ (4,475)
Deferred income tax benefits   2,357,951
Total income tax benefits ¥ (267) $ (37) ¥ 2,353,476