Photo taken on Sept. 4, 2020 shows the fuel loading at the No. 5 nuclear power unit of the Fuqing project in the city of Fuqing, southeast China's Fujian Province. Fuel loading started Friday at China's first nuclear power unit using Hualong One technology, a domestically developed third-generation reactor design, bringing the unit one step closer to operation. (Photo by Hu Jie/Xinhua)