[Description 99.1 Announcement on 2013/03/13: Board Meeting Resolution on Retained Earnings Distribution 99.2 Announcement on 2013/03/13: Announcing termination of private equity offering which was approved by 2012 shareholders’ meeting 99.3 Announcement on 2013/03/13: UMC Board Meeting has resolved the proposal for private placement based on future operation needs 99.4 Announcement on 2013/03/13: UMC’s donation to UMC Science and Culture Foundation] [FORM 6-K March 13, 2013 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 03/13/2013 6-K 1 htm_7505.htm LIVE FILING]