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

RELATED PARTY TRANSACTIONS (Details)

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RELATED PARTY TRANSACTIONS (Details)
1 Months Ended 12 Months Ended
Mar. 30, 2020
CNY (¥)
Mar. 05, 2020
CNY (¥)
Aug. 31, 2023
CNY (¥)
Aug. 31, 2023
USD ($)
Mar. 31, 2023
CNY (¥)
Sep. 30, 2022
USD ($)
Jun. 30, 2022
CNY (¥)
Jan. 31, 2022
CNY (¥)
Oct. 31, 2021
CNY (¥)
May 31, 2021
CNY (¥)
Nov. 30, 2020
CNY (¥)
Apr. 30, 2020
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
Jinan Nuobi                                
RELATED PARTY TRANSACTIONS                                
Percentage of equity interest acquired                         100.00%      
Consideration transferred     ¥ 500,000                          
Purchase of equity interest from a Related Party | Jinan Nuobi                                
RELATED PARTY TRANSACTIONS                                
Percentage of equity interest acquired                         100.00%      
Consideration transferred | $       $ 500,000                        
ATA Learning Inc | Purchase of video services                                
RELATED PARTY TRANSACTIONS                                
Related Party Contract Value To Provide Professional Videography And Production Of Video Services | $           $ 10,000                    
Purchase                         ¥ 21,248 ¥ 49,579    
ApplySquare Education & Technology Co., Ltd. ("ApplySquare") | Purchase of IT System Consulting Service, Office Sharing Service and System Development and Data Services                                
RELATED PARTY TRANSACTIONS                                
Total amount of the agreement                 ¥ 1,200,000              
Increase In Related Party Contract Value             ¥ 22,000                  
Revised related party contract amount         ¥ 6,300,000                      
Related party contract value to develop sales delivering services and data services               ¥ 6,500,000                
Number of years charge of data and system maintenance services               1 year                
ApplySquare Education & Technology Co., Ltd. ("ApplySquare") | Purchase of IT System Consulting Service                                
RELATED PARTY TRANSACTIONS                                
Purchase                             ¥ 50,913  
ApplySquare Education & Technology Co., Ltd. ("ApplySquare") | Purchase of Office Sharing Service                                
RELATED PARTY TRANSACTIONS                                
Purchase                         236,960 1,128,016 275,967  
ApplySquare Education & Technology Co., Ltd. ("ApplySquare") | Purchase of System Development and Data Services                                
RELATED PARTY TRANSACTIONS                                
Purchase                         ¥ 1,800,000 ¥ 3,700,000    
Affiliate Company | Interest-free personal funding support | Management                                
RELATED PARTY TRANSACTIONS                                
Related party debt ¥ 200,000 ¥ 431,000                            
Amounts due to a related party                               ¥ 631,000
Affiliate Company | Interest-free loan | Management                                
RELATED PARTY TRANSACTIONS                                
Amounts due to a related party                               ¥ 500,000
Affiliate Company | Ten-month interest-free loan | Management                                
RELATED PARTY TRANSACTIONS                                
Related party debt                     ¥ 500,000          
Affiliate Company | Fourteen-month interest-free loan | Management                                
RELATED PARTY TRANSACTIONS                                
Related party debt                   ¥ 700,000            
Mr. Xiaofeng Ma | Joint Liability Guarantee provided by a Related Party | Muhua Shangce                                
RELATED PARTY TRANSACTIONS                                
Related party debt                       ¥ 3,000,000.0        
Annual interest rate                       4.35%        
Muhua Shangce Learning Data & Technology (Beijing) Limited | Interest-free loan                                
RELATED PARTY TRANSACTIONS                                
Related party transactions derecognized                             ¥ 1,200,000  
Muhua Shangce Learning Data & Technology (Beijing) Limited | Ten-month interest-free loan                                
RELATED PARTY TRANSACTIONS                                
Term of loan from a related party (in month)                               10 months
Muhua Shangce Learning Data & Technology (Beijing) Limited | Fourteen-month interest-free loan                                
RELATED PARTY TRANSACTIONS                                
Term of loan from a related party (in month)                             14 months