Chinese Vice Premier Han Zheng (L, front), also a member of the Standing Committee of the Political Bureau of the Communist Party of China Central Committee, attends the inauguration ceremony of the Cambodian pavilion with Cambodian Prime Minister Samdech Techo Hun Sen (R, front) before the opening ceremony of the 15th China-ASEAN Expo and the China-ASEAN Business and Investment Summit in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Sept. 12, 2018. (Xinhua/Liu Weibing)