Over 6,300 volunteers serve in various capacities at 2nd CIIE

Volunteers guide visitors at the National Exhibition and Convention Center in east China's Shanghai, Nov. 9, 2019. Over 6,300 volunteers are serving in various capacities at the second China International Import Expo (CIIE), 20% of whom also served at the first CIIE last year. (Xinhua/Fan Peishen)