Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Leases - Additional Information (Details)

v3.20.1
Leases - Additional Information (Details)
9 Months Ended 12 Months Ended
Dec. 31, 2017
CNY (¥)
Dec. 31, 2019
CNY (¥)
Lease
Dec. 31, 2018
CNY (¥)
Lessee Lease Description [Line Items]      
Number of operating leases | Lease   61  
Weighted average remaining lease term   1 year 8 months 1 day  
Weighted average discount rate   5.88%  
Operating lease, rental expense   ¥ 13,903,991  
Variable cost   0  
Sublease income   0  
Short term lease expense   ¥ 2,125,616  
Rental expense for operating leases ¥ 4,772,679   ¥ 2,717,234
Minimum      
Lessee Lease Description [Line Items]      
Operating lease remaining term of contract   2 months  
Maximum      
Lessee Lease Description [Line Items]      
Operating lease remaining term of contract   39 months