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STOCK BASED COMPENSATION, Stock-based compensation expense (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Employees
Stock-based compensation expense
Stock-based compensation expense	$ 215,227	$ 71,068	$ 181,190
Third-party consultant
Stock-based compensation expense
Stock-based compensation expense	26,893	12,776
Cost of revenues | Employees
Stock-based compensation expense
Stock-based compensation expense	8,978	19,419	16,150
General and administrative expenses | Employees
Stock-based compensation expense
Stock-based compensation expense	190,295	48,942	161,881
General and administrative expenses | Third-party consultant
Stock-based compensation expense
Stock-based compensation expense	26,893	12,776
Selling and marketing expenses | Employees
Stock-based compensation expense
Stock-based compensation expense	$ 15,954	$ 2,707	$ 3,159

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479830/718-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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