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

Net Revenues - Schedule of Net Revenues (Details)

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Net Revenues - Schedule of Net Revenues (Details)
 12 Months Ended
Dec. 31, 2021
CNY (¥)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CNY (¥)
Dec. 31, 2019
CNY (¥)
NET REVENUES        
Net revenues ¥ 202,209,465 $ 31,731,078 ¥ 162,167,547 ¥ 97,770,167
Portfolio training services        
NET REVENUES        
Net revenues 151,433,831   113,191,386 63,828,907
Research-based learning services        
NET REVENUES        
Net revenues 5,977,438   4,452,915 10,456,269
Overseas study counselling services        
NET REVENUES        
Net revenues 23,623,998   21,059,645 8,091,551
Other educational services reporting unit        
NET REVENUES        
Net revenues ¥ 21,174,198   20,025,679 9,045,411
K12 education assessment and other services        
NET REVENUES        
Net revenues     ¥ 3,437,922 ¥ 6,348,029