Wang Xueyi, 50, plays with a kid on the platform of Hekou railway station in Yunnan, March 6, 2012. Wang is the only staff member on duty of Hekou railway station in Hekou Yao autonomous county of Yunnan’s Hani and Yi autonomous prefecture, located on the boarder of China and Vietnam. He has been working at the station since 1998 and became the only worker of 20 to stay behind after the station was closed in September 2010. [Photo/Xinhua]

Wang Xueyi, 50, talks to a Vietnamese engine driver at Hekou railway station, Yunnan, March 6, 2012. [Photo/Xinhua]