Pic story: workers examine and repair Yangliandi Bridge

Aerial photo taken on Jan. 31, 2018 shows the impending plank on which Li Yubin and his coworkers sit when overhauling the steel bracket of the Yangliandi Bridge in Sanmenxia of central China's Henan Province. Dangling at a height of over 40 meters, Li Yubin's work is to examine and repair the steel bracket of the bridge every day. Yangliandi Bridge is the highest bridge along the Lianyungang-Lanzhou Railway, which is China's east-west railway artery. (Xinhua/Li An)