Samsung and SK Hynix Plan $518B Chip Hub in South Korea

Major expansion targets AI chip demand

Samsung Electronics and SK Hynix announced plans Monday to invest 800 trillion won ($518 billion) in a new semiconductor manufacturing hub in southwest South Korea, according to PBS NewsHour. Each company will construct two fabrication plants in the region, marking a significant geographic expansion beyond their existing facilities in Gyeonggi Province near Seoul.

The announcement came during an event with South Korean President Lee Jae Myung, who has prioritized economic development in the southwest—a region that has historically lagged behind the Seoul metropolitan area in industrial growth.

Samsung Chairman Lee Jae-yong said the company's new facilities will be located in Gwangju, where officials are evaluating potential sites including the grounds of a military air base scheduled for relocation. Neither company provided specific completion timelines for the new plants.

Why it matters

Samsung and SK Hynix together produce roughly two-thirds of the world's memory chips, making this investment a critical development for global AI infrastructure. As data centers, AI-powered robots, and autonomous vehicles drive unprecedented demand for memory chips, the companies' existing manufacturing capacity may be insufficient. This expansion could determine whether supply chains can keep pace with AI adoption across industries.

Infrastructure challenges acknowledged

SK Hynix Chairman Chey Tae-won characterized the project as a "complex, large-scale effort" requiring extensive sites, power, water, and skilled workers. He noted that establishing the company's major manufacturing cluster in Gyeonggi Province took nine years, suggesting a similarly long timeline for the southwest facilities.

Government officials addressed concerns about the region's infrastructure capacity, pointing to its renewable energy resources as an advantage. They argued this would help the chipmakers meet growing international pressure to use cleaner electricity sources.

Record profits fuel expansion

Both companies have reported record profits recently as global investment in AI infrastructure has accelerated. Government officials and industry analysts expect this demand to intensify as AI applications expand beyond data centers into industrial automation and transportation.

The announcement fits into a broader government strategy to create what officials called a "nationwide semiconductor ecosystem." Under this plan, existing manufacturing hubs in southeast Korea would expand production of chip components and materials, the central Chungcheong region would specialize in chip packaging, and data centers would be distributed across the country.

"We must establish the core building blocks of artificial intelligence faster than any other country," President Lee said during the event. "Semiconductors, physical AI and AI data centers are the three pillars of our next great leap forward."

The details were first reported by PBS NewsHour.