# Samsung Electro-Mechanics builds new plant for AI semiconductor substrates in Sejong

Samsung Electro-Mechanics started construction of a new plant in Sejong to produce advanced semiconductor package substrates for AI applications, with an investment of 8 trillion won. Mass production is scheduled for September 2028.

- Type: New facility
- Announced: 2026-11-12
- Where: Sejong, South Korea
- Value: $6.02B (8000.0B KRW)
- Starts operating: Sep 2028
- Status: under construction
- Products: AI semiconductor package substrates
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Samsung Electro-Mechanics](https://endata.com/companies/15109.md)

## Sources

- [businesspost.co.kr](https://www.businesspost.co.kr/BP?command=article_view&num=451834), 2026-11-12: "삼성전기는 세종 사업장에 8조 원을 투자해 AI용 첨단 반도체 패키지 기판 생산능력을 확대한다"

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