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

Business Acquisition - Additional Information (Details)

v3.20.1
Business Acquisition - Additional Information (Details) - Huanqiuyimeng - CNY (¥)
12 Months Ended
Aug. 06, 2019
Dec. 31, 2019
Business Acquisition [Line Items]    
Percentage of equity interest acquired   100.00%
Shares issued for acquisition 9,360,000 9,360,000
Cash consideration ¥ 91,126,055 ¥ 91,100,000
Consideration payable for business acquisition   19,642,082
Revenues of acquiree since acquisition date   91,422,138
Net loss of acquiree since acquisition date   ¥ 24,291,035
Overseas art study services segment    
Business Acquisition [Line Items]    
Goodwill acquired 176,046,647  
Other educational services segment    
Business Acquisition [Line Items]    
Goodwill acquired 24,432,148  
Trademarks    
Business Acquisition [Line Items]    
Intangible assets ¥ 79,000,000  
Amortization period of intangible assets 10 years  
Non-compete arrangements    
Business Acquisition [Line Items]    
Intangible assets ¥ 56,000,000  
Amortization period of intangible assets 6 years  
Order backlogs    
Business Acquisition [Line Items]    
Intangible assets ¥ 4,000,000  
Amortization period of intangible assets 1 year 4 months 24 days