Unit 4 of the Fangchenggang nuclear power station in the Guangxi region of southern China has reached first criticality, China General Nuclear (CGN) announced.
CGN said the 1,000 MW plant reached criticality for the first time at 19.08 on 3 April, officially marking the beginning of power operation.
Fangchenggang-4 is a domestically developed HPR1000, or Hualong One, pressurised water reactor unit. Construction began in December 2016. It is the second of two Hualong One units at the site. Twin unit Fangchenggang-3 began commercial operation in March 2023.