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)
 9 Months Ended 12 Months Ended
Dec. 31, 2017
CNY (¥)
Dec. 31, 2019
CNY (¥)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
CNY (¥)
Dec. 31, 2017
CNY (¥)
NET REVENUES          
Net revenues ¥ 5,185,822 ¥ 97,770,167 $ 14,043,806 ¥ 1,338,592 ¥ 7,389,371
Portfolio training services          
NET REVENUES          
Net revenues   63,828,907      
Educational travel services          
NET REVENUES          
Net revenues   10,456,269      
Overseas study counselling services          
NET REVENUES          
Net revenues   8,091,551      
Other educational services segment          
NET REVENUES          
Net revenues   9,045,411      
K12 education assessment and other services          
NET REVENUES          
Net revenues ¥ 5,185,822 ¥ 6,348,029   ¥ 1,338,592