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INCOME TAX BENEFIT AND DEFERRED TAX LIABILITIES (Schedule of reconciliation of the income taxes computed) (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2018 CNY (¥)
(Loss)/profit before income tax for the year | ¥ |  |  | ¥ 24,163 | ¥ (5,645) | ¥ (6,176)
Tax at the statutory tax rate |  | 25.00% | 25.00% | 25.00% | 25.00%
Computed income tax (benefit)/expense | ¥ |  |  | ¥ 6,041 | ¥ (1,411) | ¥ (1,544)
Effect of different tax rates for the Company and overseas subsidiaries | ¥ |  |  | (1,187) | 965 | 955
Tax losses not recognized | ¥ |  |  | 373 | 444 | 588
Non-deductible expenses | ¥ |  |  | 4 | 2 | 1
Utilization of previously unrecognized deductible temporary differences | ¥ |  |  | (50) |  |
Others | ¥ | [1] |  | (6,597) |  |
Income tax benefit | ¥ |  |  | ¥ 1,416 |  |
USD [Member] |  |  |  |  |
(Loss)/profit before income tax for the year | $ |  | $ 3,701 |  |  |
Tax at the statutory tax rate |  | 25.00% | 25.00% |  |
Computed income tax (benefit)/expense | $ |  | $ 925 |  |  |
Effect of different tax rates for the Company and overseas subsidiaries | $ |  | (182) |  |  |
Tax losses not recognized | $ |  | 57 |  |  |
Non-deductible expenses | $ |  | 1 |  |  |
Utilization of previously unrecognized deductible temporary differences | $ |  | (8) |  |  |
Others | $ | [1] | (1,010) |  |  |
Income tax benefit | $ |  | $ 217 |  |  |
[1] | It mainly represents the reversal of a prior withholding CIT payable which is no longer required to be paid according to the prevailing Regulations for the Implementing of the Corporate Income Tax Law of the PRC.

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