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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2022
Commitments and Contingencies [Abstract]  
Schedule of contractual obligations
   Payments due by period 
   Total   Within
one year
   Within
1-2 years
   Over
2 years
 
   RMB 
Operating lease payment   32,957,093    19,078,380    12,474,763    1,403,950 
Bank borrowings   19,800,000    15,400,000    4,400,000    
-
 
Total   52,757,093    34,478,380    16,874,763    1,403,950