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

Goodwill and Intangible Assets, Net - Schedule of Change in the Carrying Amount of Goodwill by Reporting Unit (Details)

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Goodwill and Intangible Assets, Net - Schedule of Change in the Carrying Amount of Goodwill by Reporting Unit (Details) - 12 months ended Dec. 31, 2022
CNY (¥)
USD ($)
Change in the carrying amount of goodwill    
Balance at beginning of the year ¥ 194,754,963  
Acquisition of Youru 1,534,529  
Balance at end of the year 196,289,492 $ 28,459,301
Overseas art study services    
Change in the carrying amount of goodwill    
Balance at beginning of the year 176,046,647  
Acquisition of Youru 1,534,529  
Balance at end of the year 177,581,176  
Other Educational Services reporting unit    
Change in the carrying amount of goodwill    
Balance at beginning of the year 18,708,316  
Balance at end of the year ¥ 18,708,316