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OTHER RECEIVABLES (Details)
¥ in Thousands, $ in Thousands
Jun. 30, 2020
USD ($)
Jun. 30, 2020
CNY (¥)
Dec. 31, 2019
CNY (¥)
Statement Line Items [Line Items]      
Withholding social insurance | ¥   ¥ 6 ¥ 6
Input value-added tax | ¥   5
Staff advances | ¥   13 13
Deposit | ¥   27 20
Total other receivables | ¥   ¥ 51 ¥ 39
USD [Member]      
Statement Line Items [Line Items]      
Withholding social insurance | $ $ 1    
Input value-added tax | $ 1    
Staff advances | $ 2    
Deposit | $ 4    
Total other receivables | $ $ 8