v3.26.1
Investment Securities - Schedule of Carrying Amount and Fair Value of the Investment Securities (Details) - CNY (¥)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Schedule of Carrying Amount and Fair Value of the Investment Securities [Line Items]    
Aggregate cost basis ¥ 28,401,958 ¥ 38,695,647
Profits and losses from fair value changes
Aggregate fair value 28,401,958 38,695,647
Wealth management products [Member]    
Schedule of Carrying Amount and Fair Value of the Investment Securities [Line Items]    
Aggregate cost basis 28,401,958 38,695,647
Profits and losses from fair value changes
Aggregate fair value ¥ 28,401,958 ¥ 38,695,647