Other payables and accrued liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
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|---|---|---|---|---|---|---|---|---|---|
| Accrued professional fees | $ 112 | $ 166 | |||||||
| Other loan - secured (Note 9) | [1] | 355 | 342 | ||||||
| Other loan - unsecured | [2] | 2,172 | 0 | ||||||
| Advances from unrelated third parties | [3] | 283 | 221 | ||||||
| Accrued staff costs and staff benefits | 33 | 28 | |||||||
| Others | 68 | 50 | |||||||
| Other payables and accrued liabilities | $ 3,023 | $ 807 | |||||||
| Debt Instrument, Interest Rate, Stated Percentage | 5.00% | ||||||||
| Unsecured Debt [Member] | |||||||||
| Advances from unrelated third parties | $ 2,172 | ||||||||
| Notes Payable, Other Payables [Member] | |||||||||
| Advances from unrelated third parties | $ 256 | ||||||||
| Debt Instrument, Interest Rate, Stated Percentage | 5.00% | ||||||||
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