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Consolidated Balance Sheets (Parentheticals) - $ / shares	Dec. 31, 2020	Dec. 31, 2019
Class A Ordinary Shares
Ordinary Share par value (in Dollars per share)	$ 0.0001	$ 0.0001
Ordinary Share authorized	450,000,000	450,000,000
Ordinary Share issued	19,435,423	16,102,420
Ordinary Share outstanding	19,435,423	16,102,420
Class B Ordinary Share
Ordinary Share par value (in Dollars per share)	$ 0.0001	$ 0.0001
Ordinary Share authorized	50,000,000	50,000,000
Ordinary Share issued	5,497,715	5,497,715
Ordinary Share outstanding	5,497,715	5,497,715

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
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-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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-Name Accounting Standards Codification
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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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-Publisher FASB
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