A worker assembles door parts on an assembly line at SAIC-Volkswagen workshop in Shanghai, east China, Oct. 30, 2018. SAIC's new cars will make debut at the first China International Import Expo (CIIE) which runs from Nov. 5 to 10 in Shanghai. The CIIE is the latest move of China to promote trade liberalization and further open up its market. (Xinhua/Ding Ting)