UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands		3 Months Ended				9 Months Ended
		Sep. 30, 2023		Sep. 30, 2022		Sep. 30, 2023	Sep. 30, 2022
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenues - third parties		$ 177		$ 306		$ 3,116	$ 2,476
Revenues - related parties		111		103		111	103
Total revenues		288		409		3,227	2,579
Cost of revenues		293		288		3,120	2,013
Gross (loss) profit		(5)		121		107	566
Operating expenses:
Selling, general and administrative		2,531		3,847		9,477	9,160
Operating loss		(2,536)		(3,726)		(9,370)	(8,594)
Other income (expense):
Interest expense, net		(117)		(2)		(118)	(6)
Gain on sales-type leases						99
Others		(58)		(202)		745	437
Total other (expense) income, net		(175)		(204)		726	431
Loss before income taxes		(2,711)		(3,930)		(8,644)	(8,163)
Income tax provision						(22)	(14)
Net loss		$ (2,711)	[1]	$ (3,930)	[1]	$ (8,666)	$ (8,177)
Net loss per share of common stock:
Basic		$ (0.13)		$ (0.20)		$ (0.41)	$ (0.44)
Diluted		$ (0.13)		$ (0.20)		$ (0.41)	$ (0.44)
Weighted average shares outstanding - Basic	[1]	21,291,924		19,664,273		21,124,151	18,390,891
Weighted average shares outstanding - Diluted		21,291,924		19,664,273		21,124,151	18,390,891

[1] The shares are presented on a retrospective basis to reflect the Company’s stock split (Note 7)