Young workers stick to posts at construction site of Renhuai-Zunyi expressway during Labor Day holiday

Combo photo taken on May 3, 2020 shows steel fixer Ma Qingsong bundling reinforcing bars (left) and posing for a photo at the construction site of the Renhuai-Zunyi expressway in Zunyi, southwest China's Guizhou Province. Ma, 22, from Qijiang District of Chongqing, has been working as a steel fixer since early time this year. Many young workers have stuck to their positions during Labor Day holiday. (Xinhua/Liu Xu)