v3.26.3
Convertible Notes Payable (Tables)
6 Months Ended
Jun. 30, 2026
Convertible Notes Payable [Abstract]  
Schedule of Convertible Notes Payable

Convertible notes payable includes the followings:

 

    December 31,     June 30,     June 30,  
    2025     2026     2026  
    RMB     RMB     USD  
Investors     184,735,532       184,908,865       27,148,962  
Total     184,735,532       184,908,865       27,148,962