TAIYUAN, Feb. 13 (Xinhua) — Du Biao works only in the wee hours of the morning, as he carries out his unique job — listening for leaks in the water supply system that serves China\’s passenger trains
Enjoy life, Inspiring work
Enjoy life, Inspiring work
TAIYUAN, Feb. 13 (Xinhua) — Du Biao works only in the wee hours of the morning, as he carries out his unique job — listening for leaks in the water supply system that serves China\’s passenger trains