Dec 23 (Reuters) - HKEX:
* BLACKROCK'S LONG POSITION IN H-SHARES OF GREAT WALL MOTOR
DECREASES TO 6.88% ON DEC 18 FROM 7.22% - HKEX
* UBS GROUP AG'S LONG POSITION IN H-SHARES OF GREAT WALL MOTOR
DECREASES TO 4.30% ON DEC 17 FROM 5.01% - HKEX
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