Students learn how to use a fire-extinguisher during a drill in Gushan Middle School in Weihai, east China's Shandong Province, Dec. 2, 2016. (Xinhua/Guo Xulei)
Students learn how to use a fire-extinguisher during a drill in Gushan Middle School in Weihai, east China's Shandong Province, Dec. 2, 2016. (Xinhua/Guo Xulei)