Actresses perform dance near a booth of Vietnam at Belt and Road International Pavilion during the 20th China-ASEAN Expo at Nanning International Convention and Exhibition Center in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Sept. 17, 2023. The opening ceremony of the 20th China-ASEAN Expo and China-ASEAN Business and Investment Summit was held on Sunday in Nanning. (Xinhua/Zhang Ailin)