# Macronix adds NT$15.8 billion capital expenditure for 12-inch fab expansion

Macronix International Co. announced an additional NT$15.8 billion in capital expenditure to expand its 12-inch wafer fab capacity by 4,000-5,000 wafers per month, targeting over 30,000 wafers per month total, to meet AI server, high-density NOR, and mature NAND demand.

- Type: Investment
- Announced: 2026-07-28
- Where: TWN
- Value: $500.0M (15.8B TWD)
- Starts operating: 2027
- Status: announced
- Capacity: 4,000-5,000 12-inch wafers per month
- Products: NOR Flash, 3D NAND
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Macronix International](https://endata.com/companies/56712.md)

## Sources

- [chinatimes.com](https://www.chinatimes.com/newspapers/20260729000307-260206), 2026-07-28: "原有擴產計畫完成後，12吋廠月產能約為2.5萬片，此次新增投資後，長期目標是將12吋月產能提高至3萬片以上。"

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.