HSINCHU, Taiwan–(BUSINESS WIRE)–United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), a leading global semiconductor foundry, today announced plans to expand capacity at its 300mm Fab 12A Phase 6 (P6) in Taiwan’s Tainan Science Park through a collaboration model with several of its leading global customers. Under this mutually beneficial arrangement, these customers will make a deposit that secures their long-term chip supply at P6 using pre-determined pricing that will enable