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(LOSS)/EARNINGS PER SHARE (Schedule of Basic and Diluted Loss Per Share) (Details) ¥ / shares in Units, $ / shares in Units, ¥ in Thousands, $ in Thousands | 6 Months Ended
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Jun. 30, 2021 USD ($) $ / shares shares | Jun. 30, 2021 CNY (¥) ¥ / shares shares | Jun. 30, 2020 $ / shares | Jun. 30, 2020 CNY (¥) ¥ / shares shares
EARNINGS/(LOSS) PER SHARE ATTRIBUTABLE TO OWNERS OF THE COMPANY: |  |  |  |
Profit/(loss) attributable to ordinary equity holders of the Company | $ (4,141) | ¥ (26,741) |  | ¥ 2,741
Basic and diluted | 37,488,634 | 37,488,634 |  | 24,910,916
Basic and diluted | (per share) | $ (0.11) | ¥ (0.71) | $ (0.11) | ¥ 0.11

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