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

Goodwill and Intangible Assets, Net - Goodwill - Additional Information (Details)

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Goodwill and Intangible Assets, Net - Goodwill - Additional Information (Details)
1 Months Ended 12 Months Ended
Aug. 31, 2020
CNY (¥)
May 31, 2020
CNY (¥)
Dec. 31, 2021
CNY (¥)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2021
USD ($)
Dec. 31, 2019
CNY (¥)
Goodwill            
Goodwill     ¥ 194,754,963 ¥ 194,754,963 $ 30,561,304 ¥ 200,478,795
Decrease in goodwill ¥ 5,723,832 ¥ 5,723,832        
Goodwill impairment     ¥ 0 ¥ 0    
Huanqiuyimeng            
Goodwill            
Percentage of equity interest acquired           100.00%
Goodwill           ¥ 200,478,795