Combo photo shows visitors looking at a model of GE's aircraft engine displayed at the first China International Import Expo (CIIE) in Shanghai, east China, Nov. 5, 2018 (top), and visitors looking at a model of LEAP aricraft engine at the booth of GE Appliances during the second CIIE, Nov. 8, 2019 (bottom). Many enterprises which attended the first CIIE last year returned this year, hoping to expand global market via the expo. (Xinhua/Fang Zhe)