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INVENTORIES (Schedule of Inventory) (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2020 CNY (¥) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 CNY (¥)
--- | --- | --- | ---
Inventory [Line Items] |  |  |
Inventories | ¥ 21,610 | $ 3,312 | ¥ 4,341
Inventory, Gross | 22,259 | 3,411 | 5,741
Less: inventory provision | (649) | (99) | (1,400)
Medicine [Member] |  |  |
Inventory [Line Items] |  |  |
Inventories | 5,276 | 809 | 2,625
Medical material [Member] |  |  |
Inventory [Line Items] |  |  |
Inventories | 16,031 | 2,456 | 1,728
Low-value Consumables [Member] |  |  |
Inventory [Line Items] |  |  |
Inventories | ¥ 952 | $ 146 | ¥ 1,388

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