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

Long-term Investments - Additional Information (Details)

v3.22.1
Long-term Investments - Additional Information (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 31, 2019
CNY (¥)
Sep. 30, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
Sep. 30, 2020
CNY (¥)
Sep. 30, 2019
CNY (¥)
Dec. 31, 2018
CNY (¥)
director
Mar. 31, 2021
Jun. 30, 2020
Dec. 31, 2019
CNY (¥)
Jan. 01, 2019
CNY (¥)
Dec. 31, 2018
USD ($)
ApplySquare Education & Technology Co., Ltd. ("ApplySquare")                      
Other equity investments                      
Percentage of equity interest           7.95%         7.95%
Total exchange amount | $                     $ 3,000,000
Cash paid           ¥ 19,721,700          
Impairment loss recorded                 ¥ 20,895,309    
Impairment loss       ¥ 1,576,391              
Carrying amount of investment           ¥ 22,471,700          
Beijing GlobalWisdom Information Technology Co., Ltd. ("GlobalWisdom")                      
Other equity investments                      
Percentage of equity interest         6.7525% 6.8345%         6.8345%
Total exchange amount           ¥ 12,300,000          
Impairment loss recorded           ¥ 6,380,802          
Impairment loss         ¥ 5,919,198            
Beijing Xiaozhi Education & Technology Co., Ltd. (''Xiaozhi Education")                      
Other equity investments                      
Percentage of equity interest           20.00%         20.00%
Total exchange amount           ¥ 6,000,000          
Cash paid ¥ 6,000,000                    
Impairment loss   ¥ 6,000,000                  
Right to number of director | director           1          
Beijing Futou Technology Co., Ltd. ("Futou Technology") | Huanqiuyimeng                      
Other equity investments                      
Percentage of equity interest     15.00%                
Impairment loss     ¥ 150,000                
EEO Group                      
Other equity investments                      
Percentage of equity interest     4.822%       4.433% 8.33%   8.33%  
Total exchange amount                   ¥ 38,000,000