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Accounts payable (Tables)
9 Months Ended
Sep. 30, 2019
Accounts payable  
Schedule of accounts payable
                 
 
As of
 
 
December 31,
2018
 
 
September 30,
2019
 
 
RMB
 
 
RMB
 
Vendor payable
   
66,701,380
     
74,822,299
 
Shipping charges payable and others
   
13,283,638
     
11,627,471
 
                 
Total
   
79,985,018
     
86,449,770