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v3.21.1

Subsequent Events (Details) |  | 1 Months Ended |
--- | --- | --- | ---
Dec. 02, 2020 USD ($) $ / shares shares | Apr. 30, 2021 USD ($) shares | Mar. 31, 2021 USD ($) | Mar. 31, 2021 CNY (¥)
Subsequent Events (Details) [Line Items] |  |  |  |
Sale of Stock, Number of Shares Issued in Transaction (in Shares) | shares | 9,100,000 |  |  |
Issuance of cash proceeds amount | $ | $ 2,730,000 |  |  |
Price per share (in Dollars per share) | $ / shares | $ 0.3 |  |  |
Subsequent Event [Member] |  |  |  |
Subsequent Events (Details) [Line Items] |  |  |  |
Auction price |  |  | $ 5,100,000 | ¥ 33,140,000
Third party auction price |  |  | $ 3,200,000 | ¥ 21,138,443
Forecast [Member] |  |  |  |
Subsequent Events (Details) [Line Items] |  |  |  |
Issuance of cash proceeds amount | $ |  | $ 2,730,000 |  |
Issuance of common shares (in Shares) | shares |  | 9,100,000 |  |
Number of investors |  | 4 |  |

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