President Lee Jae Myung speaks during a public briefing on the government's three flagship mega projects at Cheong Wa Dae in Seoul, Monday. YonhapKorea's chipmakers — Samsung Electronics and SK hynix — and the government will invest 800 trillion won ($585 billion) to establish a semiconductor complex in the country's southwestern region, the government announced Monday.The government also unveiled plans to build AI data centers in the region, backed by 550 trillion won in investment from SK Grou...