North Korea unveiled a new facility for producing nuclear bomb fuel on Thursday, with leader Kim Jong Un announcing plans to expand the country's nuclear arsenal at an exponential rate.

Kim visited the uranium enrichment plant on Wednesday and said he and other officials confirmed priorities for implementing plans to strengthen the nation's nuclear forces, according to the official Korean Central News Agency. The state media outlet said the facility uses more sophisticated technology but did not provide details about its location.

Photos released by KCNA showed Kim walking through narrow aisles lined with rows of silver tubes and pipes in what appeared to be a centrifuge hall. Another image showed him meeting with senior officials in a room where a blurred graphic of a cone-shaped object was visible on a table, though it was unclear whether this depicted a warhead design.

South Korea's Joint Chiefs of Staff assessed the site as a uranium enrichment plant and said it was coordinating with the United States to monitor North Korean nuclear activities. This marks the third time North Korea has disclosed a uranium enrichment site, following revelations in 2010 and 2024.

During his visit, Kim cited confrontations with what he called the country's most ferocious enemies, an apparent reference to the United States and South Korea, as justification for strengthening nuclear deterrence. He claimed North Korea's nuclear materials production capacity has more than doubled compared to five years ago, though this assertion cannot be independently verified.

Experts believe Kim seeks international recognition as a nuclear state to leverage sanctions relief and potentially engage in arms reduction negotiations. Some analysts question whether North Korea has mastered all technological requirements for functional intercontinental ballistic missiles, including warhead reentry capabilities and multiple warhead deployment systems.