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Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - $ / shares	Dec. 31, 2021	Dec. 31, 2020	Apr. 30, 2020
Class A Ordinary Shares
Ordinary shares, par value (in Dollars per share)	$ 0.001	$ 0.001	$ 0.001
Ordinary shares, authorized	44,000,000	44,000,000
Ordinary shares, issued	18,286,923	11,021,834
Ordinary shares, outstanding	18,286,923	11,021,834
Class B Ordinary Shares
Ordinary shares, par value (in Dollars per share)			$ 0.001
Ordinary shares, authorized	6,000,000	6,000,000
Ordinary shares, issued	5,763,077	5,763,077
Ordinary shares, outstanding	5,763,077	5,763,077

X

- Definition

Face amount or stated value per share of common stock.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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