Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Thousands		Common Stock [Member]		Additional Paid-in Capital [Member]	Statutory Reserves [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2023	[1]	1,926,205
Balance at Dec. 31, 2023		$ 2	[1]	$ 62,072	$ 2,598	$ (59,690)	$ 1,272	$ 0	$ 6,254
Net loss		0	[1]	0	0	(1,066)	0	(16)	(1,082)
Foreign currency translation income/(loss)		$ 0	[1]	0	0	0	46	0	46
Balance (in shares) at Jun. 30, 2024	[1]	1,926,205
Balance at Jun. 30, 2024		$ 2	[1]	62,072	2,598	(60,756)	1,318	59	5,293
Noncontrolling interests in an acquired VIE		0	[1]	0	0	0	0	5	5
Capital contribution from noncontrolling interests								70	70
Foreign currency translation adjustment		$ 0	[1]	0	0	0	46	0	46
Balance (in shares) at Dec. 31, 2023	[1]	1,926,205
Balance at Dec. 31, 2023		$ 2	[1]	62,072	2,598	(59,690)	1,272	0	6,254
Net loss									(2,987)
Foreign currency translation income/(loss)									(78)
Balance (in shares) at Sep. 30, 2024	[1]	2,301,205
Balance at Sep. 30, 2024		$ 2	[1]	63,102	2,598	(62,670)	1,194	63	4,289
Foreign currency translation adjustment									(78)
Balance (in shares) at Jun. 30, 2024	[1]	1,926,205
Balance at Jun. 30, 2024		$ 2	[1]	62,072	2,598	(60,756)	1,318	59	5,293
Net loss		0	[1]	0	0	(1,914)	0	9	(1,905)
Foreign currency translation income/(loss)		$ 0	[1]	0	0	0	(124)	0	(124)
Balance (in shares) at Sep. 30, 2024	[1]	2,301,205
Balance at Sep. 30, 2024		$ 2	[1]	63,102	2,598	(62,670)	1,194	63	4,289
Foreign currency translation adjustment		$ 0	[1]	0	0	0	(124)	0	(124)
Share-based compensation in exchange for services from employees, directors and consultants (in shares)	[1]	375,000
Share-based compensation in exchange for services from employees, directors and consultants		$ 0	[1]	1,030	0	0	0	0	1,030
Disposal of noncontrolling interests in VIEs								(5)	(5)
Disposal of noncontrolling interests in VIEs								5	5
Balance (in shares) at Dec. 31, 2024		2,301,205
Balance at Dec. 31, 2024		$ 2		63,102	2,598	(63,451)	1,407	60	3,718
Issuance of common stock for private placement (in shares)		358,424
Issuance of common stock for private placement		$ 1		1,074	0	0	0	0	1,075
Net loss		0		0	0	(1,168)	0	1	(1,167)
Foreign currency translation income/(loss)		$ 0		0	0	0	(53)	0	(53)
Balance (in shares) at Jun. 30, 2025		2,659,629
Balance at Jun. 30, 2025		$ 3		64,176	2,598	(64,619)	1,354	61	3,573
Foreign currency translation adjustment		$ 0		0	0	0	(53)	0	(53)
Balance (in shares) at Dec. 31, 2024		2,301,205
Balance at Dec. 31, 2024		$ 2		63,102	2,598	(63,451)	1,407	60	3,718
Net loss									(1,275)
Foreign currency translation income/(loss)									(109)
Balance (in shares) at Sep. 30, 2025		2,659,629
Balance at Sep. 30, 2025		$ 3		64,176	2,598	(64,727)	1,297	62	3,409
Foreign currency translation adjustment									(109)
Balance (in shares) at Jun. 30, 2025		2,659,629
Balance at Jun. 30, 2025		$ 3		64,176	2,598	(64,619)	1,354	61	3,573
Net loss		0		0	0	(108)	0	0	(108)
Foreign currency translation income/(loss)		$ 0		0	0	0	(57)	1	(56)
Balance (in shares) at Sep. 30, 2025		2,659,629
Balance at Sep. 30, 2025		$ 3		64,176	2,598	(64,727)	1,297	62	3,409
Foreign currency translation adjustment		$ 0		$ 0	$ 0	$ 0	$ (57)	$ 1	$ (56)

[1] Retrospectively restated for effect of the 1-for-4 reverse stock split effective on September 30, 2024, see Note 4(f).