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Accounts Receivable, Net - Schedule of Allowance for Doubtful Accounts (Details) - CNY (¥)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Schedule of Allowance for Doubtful Accounts [Abstract]      
Beginning balance ¥ 4,958,889 ¥ 2,356,034  
Provision 8,662,226 2,602,855 ¥ 2,356,034
Ending balance ¥ 13,621,115 ¥ 4,958,889 ¥ 2,356,034