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Additional Information: Condensed Financial Statements of the Company (Details) - Schedule of Condensed Statement of Cash Flows of the Parent Company - Parent [Member] - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Cash flows from operating activities |  |  |
Net cash used in operating activities | $ (605) | $ (3,355) | $ (1,483)
Cash flows from investing activities |  |  |
Intercompany fund transfers | 200 |  | (3,000)
Net cash (used in)/generated from investing activities | 200 |  | (3,000)
Cash flows from financing activities |  |  |
Proceeds from exercise of share options | 49 |  | 1,284
Proceeds from issuance of convertible bonds |  | 4,735 |
Redemption of convertible bonds |  | (1,050) |
Net cash generated from financing activities | 49 | 3,685 | 1,284
(Decrease)/increase in cash, cash equivalents and restricted cash | (356) | 330 | (3,199)
Cash, cash equivalents and restricted cash at beginning of year | 463 | 133 | 3,332
Cash, cash equivalents and restricted cash at end of year | $ 107 | $ 463 | $ 133

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- Definition Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-24 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-4 + Details
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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-24 + Details
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