Common stock (Details Narrative) - USD ($)	Jun. 21, 2022	May 14, 2021	Jun. 08, 2020	Mar. 04, 2020	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reverse stock split		1 for 20 reverse stock split
Common stock, par value (in dollars per share)					$ 0.001	$ 0.001
Common stock, shares outstanding					132,606,582	32,606,582
Series B Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of shares for conversion			650,000
Shares issued upon conversion			650,000,000
Common Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of shares for acquired				100,000
Number of shares issued for exchange and reverse merger, value				$ 100
Common stock, shares outstanding					132,606,582	32,606,582
Common Stock [Member] | Raymond Fu [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of shares for acquired	100,000,000
Common stock, par value (in dollars per share)	$ 0.0036
Repayments of Related Party Debt	$ 360,000