v3.20.1

Short-Term Loan - Additional Information (Details) | 1 Months Ended | 5 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2018 CNY (¥) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Aug. 06, 2019 CNY (¥) | Jul. 31, 2018 CNY (¥)
Short Term Debt [Line Items] |  |  |  |  |  |
Short-term borrowings from bank |  | ¥ 4,991,000 | ¥ 4,991,000 | $ 716,912 |  |
Short-Term Loan | Huanqiuyimeng |  |  |  |  |  |
Short Term Debt [Line Items] |  |  |  |  |  |
Short-term borrowings from bank |  |  |  |  | ¥ 13,991,000 |
Repayment of short-term borrowings |  | 9,000,000 |  |  |  |
Interest expense accrued |  | ¥ 164,930 |  |  |  |
Short-term borrowings outstanding amount |  |  | ¥ 4,991,000 |  |  |
Jack Huang | Commercial Loan Facility (the "Facility") |  |  |  |  |  |
Short Term Debt [Line Items] |  |  |  |  |  |
Term of commercial loan facility | 3 years |  |  |  |  |
Maximum borrowing capacity | ¥ 15,000,000 |  |  |  |  |
ATA Education | Commercial Loan Facility (the "Facility") |  |  |  |  |  |
Short Term Debt [Line Items] |  |  |  |  |  |
Pledge agreement period | 3 years |  |  |  |  |
Interest rate (as a percent) | 6.525% |  |  |  |  |
Short-term borrowings from bank |  |  |  |  |  | ¥ 15,000,000

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