Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Thousands		Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]		Additional Paid-in Capital [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Additional Paid-in Capital [Member]		Statutory Reserves [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Statutory Reserves [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Total
Balance (in shares) at Dec. 31, 2022		0	1,793,713	[1]
Balance (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2022		$ 0			$ 0			$ 0		$ (191)		$ 0			$ (191)
Balance at Dec. 31, 2022	[1]		$ 2			$ 62,022			$ 2,598		$ (53,525)		$ 1,200			$ 12,297
Net loss			0			0			0		(2,546)		0			(2,546)
Foreign currency translation adjustment			0			0			0		0		202			202
Foreign currency translation income/(loss)			$ 0			0			0		0		202			202
Share-based compensation in exchange for services from employees and directors (in shares)			7,500
Share-based compensation in exchange for services from employees and directors			$ 0			25			0		0		0			25
Balance (in shares) at Jun. 30, 2023			1,801,213
Balance at Jun. 30, 2023			$ 2			62,047			2,598		(56,262)		1,402			9,787
Balance (in shares) at Dec. 31, 2022		0	1,793,713	[1]
Balance (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2022		$ 0			$ 0			$ 0		$ (191)		$ 0			$ (191)
Balance at Dec. 31, 2022	[1]		$ 2			62,022			2,598		(53,525)		1,200			12,297
Net loss																(4,066)
Foreign currency translation adjustment																163
Foreign currency translation income/(loss)																163
Balance (in shares) at Sep. 30, 2023			1,801,213
Balance at Sep. 30, 2023			$ 2			62,060			2,598		(57,782)		1,363			8,241
Balance (in shares) at Jun. 30, 2023			1,801,213
Balance at Jun. 30, 2023			$ 2			62,047			2,598		(56,262)		1,402			9,787
Net loss			0			0			0		(1,520)		0			(1,520)
Foreign currency translation adjustment			0			0			0		0		(39)			(39)
Foreign currency translation income/(loss)			$ 0			0			0		0		(39)			(39)
Share-based compensation in exchange for services from employees and directors (in shares)			0
Share-based compensation in exchange for services from employees and directors			$ 0			13			0		0		0			13
Balance (in shares) at Sep. 30, 2023			1,801,213
Balance at Sep. 30, 2023			$ 2			62,060			2,598		(57,782)		1,363			8,241
Balance (in shares) at Dec. 31, 2023	[2]		1,801,213
Balance at Dec. 31, 2023			$ 2	[2]		62,072	[2]		2,598		(59,690)		1,272	$ 0		6,254
Noncontrolling interests in an acquired VIE			0			0			0		0		0	5		5
Capital contribution from noncontrolling interests														70		70
Net loss			0			0			0		(1,066)		0	(16)		(1,082)
Foreign currency translation adjustment			0			0			0		0		46	0		46
Foreign currency translation income/(loss)			$ 0			0			0		0		46	0		46
Balance (in shares) at Jun. 30, 2024	[2]		1,801,213
Balance at Jun. 30, 2024			$ 2	[2]		62,072	[2]		2,598		(60,756)		1,318	59		5,293
Balance (in shares) at Dec. 31, 2023	[2]		1,801,213
Balance at Dec. 31, 2023			$ 2	[2]		62,072	[2]		2,598		(59,690)		1,272	0		6,254
Net loss																(2,987)
Foreign currency translation adjustment																(78)
Foreign currency translation income/(loss)																(78)
Balance (in shares) at Sep. 30, 2024	[2]		2,176,213
Balance at Sep. 30, 2024			$ 2	[2]		63,714	[2]		2,598		(62,670)		1,194	63		4,901
Balance (in shares) at Jun. 30, 2024	[2]		1,801,213
Balance at Jun. 30, 2024			$ 2	[2]		62,072	[2]		2,598		(60,756)		1,318	59		5,293
Net loss			0			0			0		(1,914)		0	9		(1,905)
Foreign currency translation adjustment			0			0			0		0		(124)	0		(124)
Foreign currency translation income/(loss)			$ 0			0			0		0		(124)	0		(124)
Share-based compensation in exchange for services from employees and directors (in shares)	[2]		375,000
Share-based compensation in exchange for services from employees and directors			$ 0			1,642	[2]		0		0		0	0		1,642
Disposal of noncontrolling interests in VIEs														(5)		(5)
Balance (in shares) at Sep. 30, 2024	[2]		2,176,213
Balance at Sep. 30, 2024			$ 2	[2]		$ 63,714	[2]		$ 2,598		$ (62,670)		$ 1,194	$ 63		$ 4,901

[1] **Retrospectively restated for effect of the 1-for-4 reverse stock split effective on September 30, 2024 and the 1-for-5 reverse stock split January 18, 2023, see Note 4(g).

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