Photo taken on Nov. 3, 2020 shows a Japanese Sake booth at the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE) in Shanghai, east China. The 3rd CIIE will be held from Nov. 5 to 10 in Shanghai. (Photos: Xinhua)

Volunteers pose for photos at the National Exhibition and Convention Center (Shanghai) in Shanghai, east China, Nov. 3, 2020.

The panoramic photo taken on Nov. 3, 2020 shows the south square of the National Exhibition and Convention Center (Shanghai), a main venue for the third China International Import Expo (CIIE) in east China's Shanghai.

Volunteers pose for photos at the National Exhibition and Convention Center (Shanghai), a main venue for the third China International Import Expo (CIIE), in east China's Shanghai, Nov. 3, 2020.

A staff member works at the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE), in Shanghai, east China, Nov. 3, 2020.

Volunteers work at an information desk of the National Exhibition and Convention Center, a main venue for the third China International Import Expo (CIIE), in east China's Shanghai, Nov. 3, 2020.

Photo taken on Nov. 3, 2020 shows seasonings from Japan's Hokkaido at the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE) in Shanghai, east China.

Photo taken on Nov. 3, 2020 shows the south square of the National Exhibition and Convention Center (Shanghai), a main venue for the third China International Import Expo (CIIE), in east China's Shanghai.

A staff member cleans the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE), in Shanghai, east China, Nov. 3, 2020.

Photo taken on Nov. 3, 2020 shows the south square of the National Exhibition and Convention Center (Shanghai), a main venue for the third China International Import Expo (CIIE), in east China's Shanghai.

Photo taken on Nov. 3, 2020 shows a milk powder booth from New Zealand at the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE) in Shanghai, east China.

Photo taken on Nov. 3, 2020 shows a goat milk powder booth at the Food and Agricultural Products exhibition area of the 3rd China International Import Expo (CIIE) in Shanghai, east China.