18th China-ASEAN Expo closes in Nanning (4)

An exhibitor (C) shows selfie function of a mobile phone at the 18th China-ASEAN Expo in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Sept. 12, 2021. The 18th China-ASEAN Expo closed on Monday. Inaugurated in 2004, the annual expo is an important platform for promoting trade and bilateral relations between China and ASEAN. (Xinhua/Lu Boan)