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Income Tax - Schedule of Rollforward of Valuation Allowances of Deferred Tax Assets (Details) - CNY (¥)
6 Months Ended
Dec. 31, 2024
Jun. 30, 2024
Dec. 31, 2023
Schedule of Rollforward of Valuation Allowances of Deferred Tax Assets [Abstract]      
Balance at beginning of the period ¥ 10,366,052 ¥ 7,046,758  
Adjustment of opening balance due to adoption of ASU 2016-13 932,367  
Additions of valuation allowance 791,267 2,778,382  
Reversal of valuation allowance (1,846,962)
Expiration of NOLs (391,455)  
Balance at end of the period ¥ 9,310,357 ¥ 10,366,052 ¥ 7,046,758