Construction of Hualong One unit in south of country began in 2021
Unit 3 at the Changjiang nuclear power station in Hainan province, southern China, has been connected to the national gird and has begun supplying electricity for the first time, local sources said.
State-owned China Daily said the domestic Hualong One, or HPR1000, pressurised water reactor (PWR) unit was connected to the grid of 1 August.
Changjiang-3 achieved first criticality on 10 July 2026, according to previous reports.
Construction of Changjiang-3 began in March 2021. Construction of an identical unit, Changjiang-4, began in December 2021.
Two CNP-600 PWRs have been in operation at the Changjiang site since 2015 and 2016.
Local reports said Changjiang-3 has become the first Hualong One unit in Hainan province to be connected to the grid.
The Hualong One PWR combines features from China National Nuclear Corporation’s ACP1000 and CGN’s ACPR1000+ designs.
Hualong One is now China’s flagship reactor technology, comprising about half of all reactor new-build projects in the country.
According to the International Atomic Energy Agency, China has 60 commercial reactor units in operation and 37 under construction.
