The steel containment bottom head of the Unit 4 of the Phase II project of the Sanmen Nuclear Power Plant, weighing more than 660 tons, was successfully hoisted into place in Taizhou, East China's Zhejiang Province on May 29, 2023. The project's annual power generation is expected to reach 10 billion kilowatt hours, equivalent to reducing carbon dioxide emissions by 7.5 million tons. Photo: VCG