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

Related Party Transactions - Additional Information (Details)

v3.21.1
Related Party Transactions - Additional Information (Details)
1 Months Ended 5 Months Ended 12 Months Ended
Mar. 14, 2020
CNY (¥)
Aug. 16, 2018
Apr. 30, 2020
CNY (¥)
Jun. 30, 2018
CNY (¥)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2018
CNY (¥)
Dec. 31, 2020
USD ($)
Nov. 30, 2020
CNY (¥)
Mar. 30, 2020
CNY (¥)
Mar. 05, 2020
CNY (¥)
Jul. 31, 2018
CNY (¥)
RELATED PARTY TRANSACTIONS                        
Amounts due to a related party           ¥ 631,000            
Related parties debt extended maturity period           2021-09            
Drawdowns         ¥ 4,991,000 ¥ 6,801,000   $ 1,042,299        
Jack Huang | Commercial Loan Facility (the "Facility")                        
RELATED PARTY TRANSACTIONS                        
Term of commercial loan facility       3 years                
Maximum borrowing capacity       ¥ 15,000,000                
Affiliate Company | Purchase of Online Educational Platform Services                        
RELATED PARTY TRANSACTIONS                        
Cost of revenues           115,968            
CEO, Director, Shareholder, and Mr. Xiaofeng Ma                        
RELATED PARTY TRANSACTIONS                        
Amounts due to a related party                     ¥ 431,000  
CEO, Director, Shareholder, and Mr. Xiaofeng Ma | Muhua Shangce                        
RELATED PARTY TRANSACTIONS                        
Amounts due to a related party                   ¥ 200,000    
Mr. Xiaofeng Ma | Muhua Shangce                        
RELATED PARTY TRANSACTIONS                        
Amounts due to a related party           ¥ 500,000     ¥ 500,000      
Related party interest rate terms           ten-month interest-free            
Mr. Xiaofeng Ma | Joint Liability Guarantee | Muhua Shangce                        
RELATED PARTY TRANSACTIONS                        
Related party debt     ¥ 3,000,000                  
Interest rate (as a percent)     4.35%                  
Shanghai Aixue Culture Communication Co., Ltd. | President | Huanqiuyimeng                        
RELATED PARTY TRANSACTIONS                        
Expenses prepaid on behalf of related party ¥ 672,254       1,038,494              
Payment made from related party's operating expenses ¥ 483,902       1,037,126              
Due from related parties         ¥ 1,368              
ATA Education | Commercial Loan Facility (the "Facility")                        
RELATED PARTY TRANSACTIONS                        
Interest rate (as a percent)       6.525%                
Pledge agreement period       3 years                
Drawdowns                       ¥ 15,000,000
Interest expenses             ¥ 249,683          
Entities controlled by Chairman, Chief Executive Officer and certain management members | Disposal of ATA Online to entities controlled by Management                        
RELATED PARTY TRANSACTIONS                        
Equity interest transferred (in percent)   67.50%