v3.21.2

Other receivables and prepayments (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Apr. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Advance to other party |  |  | $ 5,835 |  | $ 5,835 |
Utility Deposits | $ 16 |  | 17 | $ 16 | 17 |
Other receivables | 107 |  | 4 | 107 | 4 |
Other prepayments | 109 |  | 48 | 109 | 48 |
Other receivables and prepayments | $ 232 |  | 5,904 | 232 | 5,904 |
Advance to a related party |  |  |  | $ 0 | 5,835 | $ 0
Repayments of related party debt |  |  |  |  | $ 4 | $ 0
Luk Lai Ching Kimmy |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Advance to a related party |  |  | $ 5,835 |  |  |
Shareholding percentage held | 4.20% |  | 5.30% | 4.20% | 5.27% |
Repayments of related party debt |  | $ 5,835 |  |  |  |

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