Income taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of reconciliation of income taxes

	Year ended December 31, 2022			Year ended December 31, 2021
Taxation (charge) credit at the federal and state statutory rate		(85,555)			478,522
State taxation		(29,345	)
Prior year over provision		—			250,000
Foreign taxation		—			(5,309	)
Permanent differences		235,762			(271,310	)
Foreign tax rate differential		—			(100	)
Net operating loss utilized		(233,082)			5,594
Valuation allowance		—			(176,494	)
Net future tax asset		(112,220	)		280,903

Schedule of deferred tax assets and liabilities

	December 31, 2022			December 31, 2021
Net operating losses
Net operating loss carry forward		34,945,459			34,278,915
Prior year adjustment to opening balances		—			—
Foreign exchange differential		(105,379	)		8,466
Net operating loss utilized		(3,514,804)			(20,719	)
Net taxable loss		4,624,718			678,797
Disposal of subsidiary		(4,872,047	)
Valuation allowance		(31,077,947)			(34,945,459	)
Net future tax asset		—			—