Workers work at assembly line of FAW Jiefang truck in Changchun

Workers work at the assembly line of FAW Jiefang truck in Changchun, northeast China's Jilin Province, Feb. 2, 2021. FAW Jiefang sold 79,082 in the first month of 2021, up 27.87 percent year on year, among which the heavy truck sales hit 70,237 in January, up 33.68 percent year on year. (Xinhua/Zhang Nan)