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

Goodwill and Intangible Assets, Net - Summary of Company's Intangible Assets (Details)

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Goodwill and Intangible Assets, Net - Summary of Company's Intangible Assets (Details) - CNY (¥)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Intangible assets    
Gross carrying amount ¥ 159,096,226 ¥ 20,096,226
Accumulated amortization/deduction (15,368,262) (2,973,648)
Impairment (8,128,194)  
Net carrying amount 135,599,770 17,122,578
Non-compete arrangements    
Intangible assets    
Gross carrying amount 56,000,000  
Accumulated amortization/deduction (3,888,889)  
Net carrying amount ¥ 52,111,111  
Weighted average amortization period 6 years  
Order backlogs    
Intangible assets    
Gross carrying amount ¥ 4,000,000  
Accumulated amortization/deduction (1,190,476)  
Net carrying amount ¥ 2,809,524  
Weighted average amortization period 1 year 4 months 24 days  
Education assessment caseware    
Intangible assets    
Gross carrying amount ¥ 9,251,887 9,251,887
Accumulated amortization/deduction (4,281,085) (2,430,708)
Net carrying amount ¥ 4,970,802 ¥ 6,821,179
Weighted average amortization period 5 years 5 years
Software platform of Project Shuang Chuang    
Intangible assets    
Gross carrying amount ¥ 10,844,339 ¥ 10,844,339
Accumulated amortization/deduction (2,716,145) (542,940)
Impairment ¥ (8,128,194)  
Net carrying amount   ¥ 10,301,399
Weighted average amortization period 5 years 5 years
Trademarks    
Intangible assets    
Gross carrying amount ¥ 79,000,000  
Accumulated amortization/deduction (3,291,667)  
Net carrying amount ¥ 75,708,333  
Weighted average amortization period 10 years