Equity Method Investment (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Equity Method Investment (Details) [Line Items]
Equity Method Investment	$ 515,632	$ 521,758
Net loss	$ 60,463	$ 51,673
Avalon Shangai [Member]
Equity Method Investment (Details) [Line Items]
Total ownership percentage	40.00%	40.00%
Other Unrelated Company [Member]
Equity Method Investment (Details) [Line Items]
Total ownership percentage	60.00%	60.00%

Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.

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+ Details