People select commodities at the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. The 13th China-Northeast Asia Expo is held online and offline from Sept 23 to 27 in Changchun, capital city of Northeast China's Jilin province. [Photo/Xinhua]
People visit the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. [Photo/Xinhua]
People visit the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. [Photo/Xinhua]
People visit the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. [Photo/Xinhua]
Guests and traders attend the opening ceremony of the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. [Photo/Xinhua]
People visit the 13th China-Northeast Asia Expo in Changchun, Northeast China's Jilin province, on Sept 23, 2021. [Photo/Xinhua]