According to the relevant information, Nanchang people will not be isolated when they go to Wushan Copper Mine in Ruichang City, because the epidemic prevention department of Ruichang City has not issued a notice on new positive cases as of June 24, 2022, and it has always been a low-incidence area, and it has adopted normal management. Nanchang people will not be isolated when they go to Wu Shan Copper Mine in Ruichang City, and they only need to check nucleic acid twice three days after landing.