UMC [UNITED MICROELECTRONICS] 6-K: Description 99.1 Announcement on 2010/02/22: To announce related
[Description 99.1 Announcement on 2010/02/22: To announce related materials on acquisition of machinery and equipment 99.2 Announcement on 2010/02/22: To announce accumulative shares repurchased exceeding NTD$300 million in value 99.3 Announcement on 2010/02/25: To announce accumulative shares repurchased exceeding NTD$300 million in value 99.4 Announcement on 2010/03/01: To announce accumulative shares repurchased exceeding NTD$300 million in value 99.5 Announcement on] [FORM 6-K March 19, 2010 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 03/19/2010 6-K 1 htm_4859.htm LIVE FILING]