Kim Jong-un Inspects Newly Inaugurated Uranium Enrichment Factory, Pledges 'Exponential' Expansion of Nuclear Arsenal

Kim Jong-un visited a newly constructed and inaugurated nuclear materials production factory on June 3, 2026 — the third uranium enrichment site publicly disclosed by the DPRK leadership and the first personally toured by Kim on state-released media. KCNA published the official report on June 4. Photos released by KCNA showed Kim walking through corridors of dense centrifuge arrays described as 'rows of silver tubes and pipes.' Kim praised the facility as representing 'a historic event that has set up an epochal milestone' and declared that North Korea's weapons-grade nuclear material production capacity 'has more than doubled compared with five years ago.' He pledged to 'beef up our state's nuclear forces at an exponential rate,' calling the urgency a response to 'the most ferocious enemies' — an apparent reference to the United States and South Korea. South Korea's Joint Chiefs of Staff confirmed the facility was a uranium enrichment plant, likely located at or near the Yongbyon nuclear complex, and said they were 'closely coordinating with the United States to monitor North Korean nuclear activities.' Analyst Chad O'Carroll (NK News) noted the visit was timed to signal that denuclearization is 'not possible' ahead of Xi Jinping's planned state visit. The Congressional Research Service published an updated report on North Korean nuclear and missile programs the same day, noting the DIA's April 2026 assessment that DPRK is building a probable additional enrichment facility at Yongbyon, and IAEA confirmation of ongoing operations at both Kangson and Yongbyon facilities as of March 2026. Kim's public disclosure of a third enrichment site marks a significant escalation in DPRK nuclear transparency — but only in the direction of demonstrating expanding capacity, not compliance.