The 10th China-Russia Expo in Harbin highlights the resilience, vitality and mutual benefits of China-Russia economic ties. This year's expo covers 55,000 square meters, with more than 1,500 companies from 46 countries and regions taking part. Nearly 300 Russian companies are attending, while over 5,000 buyers are expected. Since 2014, the event has attracted more than 7,200 Chinese and Russian companies and over a million visitors. Our reporter Guo Tianqi has more.