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INVENTORIES (Details) - CNY (¥)
¥ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Disclosure Of INVENTORIES [Abstract]    
Raw materials ¥ 15,738 ¥ 20,896
Work in progress 1,526 5,206
Finished goods 110,082 165,565
Current inventories ¥ 127,346 ¥ 191,667