Note 10 - Leases (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Aug. 12, 2024	Mar. 25, 2024
Operating Lease, Right-of-Use Asset	$ 293,000	$ 48,000
Operating Lease, Liability	294,000	48,000
Operating Lease, Liability, Current	95,000	48,000
Operating Lease, Liability, Noncurrent	199,000	0
Operating Lease, Payments	144,000	$ 127,000
H Q Operating Lease Agreement [Member]
Operating Lease, Right-of-Use Asset	292,856		$ 323,000
Operating Lease, Liability	294,144		$ 323,000
Lessee, Operating Lease, Discount Rate			13.30%
Operating Lease, Liability, Current	95,345
Operating Lease, Liability, Noncurrent	198,799
Security Deposit	$ 14,000
Operating Lease For Office Space in Beijing China [Member]
Lessee, Operating Lease, Term of Contract (Year)				2 years
Operating Lease, Right-of-Use Asset				$ 75,000
Operating Lease, Liability				$ 75,000
Lessee, Operating Lease, Discount Rate				8.00%
Minimum [Member]
Lessee, Operating Lease, Term of Contract (Year)		1 year
Maximum [Member]
Lessee, Operating Lease, Term of Contract (Year)		3 years