UMC Inaugurates New Singapore Phase 3 Fab for 22nm and 28nm Production

UMC
October 08, 2025

United Microelectronics Corporation (UMC) officially inaugurated its new Singapore Phase 3 fab, a significant expansion aimed at bolstering its manufacturing capabilities for 22nm and 28nm solutions. This facility represents an initial investment of $5 billion.

The new fab is currently undergoing pilot runs and is on schedule to ramp up to volume production in early 2026. This expansion is crucial for UMC to meet future demand for its advanced specialty nodes.

The Singapore fab enhances UMC's geographic diversification, providing customers with more resilient supply chain options. This strategic move reinforces UMC's commitment to its specialty foundry model and global manufacturing footprint.

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