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

Summary of Significant Accounting Policies - Employee Benefit Plans (Details)

v3.20.1
Summary of Significant Accounting Policies - Employee Benefit Plans (Details) - CNY (¥)
 9 Months Ended 12 Months Ended
Dec. 31, 2017
Dec. 31, 2019
Dec. 31, 2018
Employee benefit plans      
Expense due to employee benefit plans ¥ 3,520,114 ¥ 10,210,835 ¥ 5,613,312
Cost of revenues      
Employee benefit plans      
Expense due to employee benefit plans 78,381 2,363,553 79,280
Research and development      
Employee benefit plans      
Expense due to employee benefit plans 2,296,392 2,468,898 3,232,457
Sales and marketing      
Employee benefit plans      
Expense due to employee benefit plans 334,628 2,077,128 771,479
General and administrative      
Employee benefit plans      
Expense due to employee benefit plans ¥ 810,713 ¥ 3,301,256 ¥ 1,530,096