Oct 3 (Reuters) - HKEX: * BLACKROCK, INC'S LONG POSITION IN H-SHARES OF MIDEA GROUP DECREASES TO 4.43% ON SEPT 29 FROM 6.03% - HKEX Further company coverage: (The article has been published through a syndicated feed. Except for the headline, the content has been published verbatim. Liability lies with original publisher.)