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(LOSS)/PROFIT BEFORE INCOME TAX | 12 Months Ended
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Dec. 31, 2020
Disclosure of loss before income tax from continuing operations [Abstract] |
(LOSS)/PROFIT BEFORE INCOME TAX | 11. (LOSS)/PROFIT BEFORE INCOME TAX The Group's (loss)/profit before tax is arrived at after charging/(crediting):
|  | Year Ended December 31, |
|  | 2018 |  |  | 2019 |  |  | 2020 |  |  | 2020 |
|  | CNY |  |  | CNY |  |  | CNY |  |  | US$ |
Crediting: |  |  |  |  |  |  |  |  |  |  |  |
Interest income on bank deposits |  |  | (26 | ) |  |  | (16 | ) |  |  | (18 | ) |  |  | (3 | )
Charging: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of sales |  |  | — |  |  |  | 12,752 |  |  |  | 6,854 |  |  |  | 1,050 |
Finance costs* |  |  | (5 | ) |  |  | 62 |  |  |  | 60 |  |  |  | 9 |
Auditors' remuneration: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
- Audit fee |  |  | 1,000 |  |  |  | 1,000 |  |  |  | 1,000 |  |  |  | 153 |
- Audit related fee |  |  | — |  |  |  | 48 |  |  |  | 50 |  |  |  | 8 |
Sub-total |  |  | 1,000 |  |  |  | 1,048 |  |  |  | 1,050 |  |  |  | 161 |
Employee benefit expenses (Note 12) |  |  | 1,878 |  |  |  | 1,733 |  |  |  | 1,327 |  |  |  | 203 |
Depreciation and amortization: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
- Property, plant and equipment (Note 3) |  |  | 67 |  |  |  | 66 |  |  |  | 65 |  |  |  | 10 |
- Right-of-use assets (Note 4(c)) |  |  | — |  |  |  | 1,187 |  |  |  | 976 |  |  |  | 149 |
Fair value gain, net: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value gain on financial assets at fair value through profit or loss (Note 7) |  |  | — |  |  |  | — |  |  |  | (31,334 | ) |  |  | (4,798 | )
Expense relating to short-term leases (included in administrative expenses) (Note 4(c)) |  |  | — |  |  |  | 46 |  |  |  | 97 |  |  |  | 15 |
Operating lease rental: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
- Office properties |  |  | 1,189 |  |  |  | — |  |  |  | — |  |  |  | — |
* Finance costs mainly represent bank charges, foreign currency exchange differences and interest on lease liabilities. The amounts of bank charges were CNY6.00, CNY2.00 and CNY7.00 (US$1.00); the foreign currency exchange differences amounted to negative CNY11.00, nil and positive CNY15.00; and interest on lease liabilities amounted to nil, CNY60.00 and CNY38.00 (US$6.00) for the years ended December 31, 2018, 2019 and 2020, respectively.

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