# UMC opens 12-inch wafer fab in Xiamen, China

UMC held the grand opening of United Semi, its 12-inch joint venture wafer fab in Xiamen, China. The fab has achieved volume production on 40nm process and has a maximum design capacity of 50,000 wafers per month.

- Type: New facility
- Announced: 2016-11-16
- Where: Xiamen, China
- Starts operating: 16 Nov 2016
- Status: completed
- Capacity: 50,000 wafers per month
- Products: 12-inch wafers, 40nm process ICs
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [United Microelectronics Corporation](https://endata.com/companies/19674.md)
- [Xiamen Municipal People's Government](https://endata.com/companies/19675.md) (partner)
- [Fujian Electronics & Information Group](https://endata.com/companies/19676.md) (partner)

## Sources

- [umc.com](https://www.umc.com/en/News/press_release/Content/corporate/20161116), 2016-11-16: "UMC today celebrated the grand opening of United Semi, UMC's 12-inch joint venture wafer fab in Xiamen China."
- [evertiq.com](https://evertiq.com/design/40525), 2016-11-17: "UMC has opened United Semi, UMC's 12-inch joint venture wafer fab in Xiamen China."

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