[Description 99.1 Announcement on 2012/09/26: To announce related materials on acquisition of machinery and equipment 99.2 Announcement on 2012/10/05: Represent subsidiary NexPower Technology CORP. to announce the impairment of assets by applying ROC SFAS No. 35 99.3 Announcement on 2012/10/16: To announce related materials on disposal of KING YUAN ELECTRONICS CO., LTD. 99.4 Announcement on 2012/10/17: UMC will convene 3Q] [FORM 6-K October 25, 2012 United Microelectronics Corporation ——————————————————————————————————— No. 3 Li Hsin Road II ——————————————————————————————————— x x n/a United Microelectronics Corporation Chitung Liu Chitung Liu Chief Financial Officer Description 99 6k on 10/25/2012 6-K 1 htm_7134.htm LIVE FILING]