A drone photo taken on March 20, 2025 shows workers at the construction site of an expressway linking Yufeng and Yizhou in south China's Guangxi Zhuang Autonomous Region. Workers of China Railway 20th Bureau Group Co., Ltd. have recently speeded up the construction of the expressway linking Yufeng and Yizhou in Guangxi. (Xinhua/Huang Xiaobang)