# Samsung and SK Hynix to each build two chip fabs in South Korea's southwest

Samsung Electronics and SK Hynix plan to each build two new chip fabrication sites in South Korea's southwest region as part of a national project valued at 800 trillion won (USD 518 billion).

- Type: New facility
- Announced: 2026-06-29
- Where: South Korea southwest region, South Korea
- Value: $517.9B (800000.0B KRW)
- Starts operating: 31 Oct 2031
- Status: announced
- Products: semiconductor chips
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Samsung Electronics](https://endata.com/companies/647.md)
- [SK Hynix](https://endata.com/companies/2769.md)

## Sources

- [streetinsider.com](https://www.streetinsider.com/Reuters/Samsung+Electronics%2C+SK+Hynix+to+invest+in+two+new+fabrication+sites+in+South+Korea%2C+government+says/26700833.html), 2026-06-29: "Samsung Electronics and SK Hynix plan to each build two new massive chip fabrication sites in South Korea's southwest region."
- [geniusfirms.com](https://www.geniusfirms.com/news/samsung-fast-tracks-yongin-semiconductor-factory-for-2029/), 2026-07-13: "The South Korean technology giant said the first fabrication plant at its Yongin semiconductor site is now expected to begin operations in 2029."
- [sec.gov](https://www.sec.gov/Archives/edgar/data/2120882/000119312526339024/d13432d6k.htm), 2026-08-07: "In order to secure mid- to long-term production capacity in response to demand for memory semiconductors, the board of directors of SK hynix Inc. approved the investment for the construction of phases 1 to 6 of Fab 2 at the Yongin Semiconductor Cluster."

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