A staff member shows the model of a personal porter robot at the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan, on Oct. 30, 2020. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

Photo taken on Oct. 30, 2020 shows an exterior view of Panasonic Center Tokyo in Tokyo, Japan. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

Photo taken on Oct. 30, 2020 shows the exhibition area open for all visitors at Panasonic Center Tokyo in Tokyo, Japan. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

Photo taken on Oct. 30, 2020 shows a part of the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

A staff member demonstrates how to use a walking training robot at the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan, Oct. 30, 2020. The robot will be sold on Chinese market due to the big attention received during the 2nd China International Import Expo (CIIE). Panasonic Corporation has attended the CIIE twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

A staff member shows how to use an electric wheelchair called Whill Next at the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan, on Oct. 30, 2020. The wheelchair can move autonomously to destinations designated by users on smartphone. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

A staff member demonstrates how to use the See-through interpretation device at the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan, on Oct. 30, 2020. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

Photo taken on Oct. 30, 2020 shows an exterior view of Panasonic Center Tokyo in Tokyo, Japan. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

A staff member demonstrates how to use a walking training robot at the B2B exhibition hall of Panasonic Center Tokyo in Tokyo, Japan, Oct. 30, 2020. The robot will be sold on Chinese market due to the big attention received during the 2nd China International Import Expo (CIIE). Panasonic Corporation has attended the CIIE twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)

Photo taken on Oct. 30, 2020 shows the exhibition area open for all visitors at Panasonic Center Tokyo in Tokyo, Japan. Panasonic Corporation has attended China International Import Expo (CIIE) twice already and will attend the 3rd CIIE as well, showcasing cleaning and disinfection equipment this time. (Xinhua/Du Xiaoyi)