Note 14 - Taxation (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule Of Taxes Payable [Table Text Block]

	As of December 31,
	2022		2021
	US$(’000)		US$(’000)
Turnover tax and surcharge payable		1,288		1,414
Enterprise income tax payable		1,960		2,120
Taxes payable		3,248		3,534

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Year Ended December 31,
	2022			2021
	US$(’000)			US$(’000)
Pre-tax loss		(9,794	)		(2,511	)
U.S. federal rate		21	%		21	%
Income tax benefit computed at U.S. federal rate		2,057			527
Reconciling items:
Rate differential for foreign earnings		(4	)		(131	)
Tax effect on non-taxable change in fair value of warrant liabilities		389			2,379
Tax effect enactment of new tax rate of a VIE		-			683
Provision of valuation allowance on deferred tax assets		(833	)		(2,312	)
Expired tax attribute carryforwards		(1,528	)		(1,358	)
Tax effect on other (non-deductible expenses)/non-taxable income		(78	)		35
Effective income tax benefit/(expense)		3			(177	)

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Year Ended December 31,
	2022		2021
	US$(’000)		US$(’000)
Current		-		-
Deferred		3		(177	)
Income tax benefit/(expense)		3		(177	)

Schedule Of Deferred Tax Assets [Table Text Block]

	As of December 31,
	2022			2021
	US$(’000)			US$(’000)
Tax effect of net operating losses carried forward		11,537			12,130
Operating lease cost		30			23
Impairment on long-term investments		144			-
Impairment on intangible assets		368			-
Bad debts provision		1,018			559
Valuation allowance		(12,691	)		(12,271	)
Deferred tax assets, net		406			441