An exhibitor introduces an automatic apron for drones at the booth of China Southern Power Grid during the 21st China-ASEAN Expo in Nanning, south China's Guangxi Zhuang Autonomous Region, Sept. 25, 2024. New technologies and applications such as intelligent robots, unmanned vehicles and AI applications are gaining popularity at the ongoing China-ASEAN Expo in Nanning. (Xinhua/Jin Haoyuan)