Maintenance worker Jia Nan drinks water during break as his working clothes has been soaked with sweat at the north maintenance workshop of the Zhengzhou locomotive depot in Zhengzhou, central China's Henan Province, Aug. 6, 2020. As a result of the growing travel demand in summer, the amount of maintenance tasks at the north maintenance workshop of the Zhengzhou locomotive deport is on a rise. More than 100 maintenance workers on Thursday were busy repairing trains at the workshop where it was hot and stuffy. (Xinhua/Li An)
