Qiu Zhen (R) and a family member plant a tree to mark her becoming the 50 millionth visitor to the Jade Dragon Snow Mountain scenic area in Lijiang, southwest China's Yunnan Province, June 6, 2019. Qiu Zhen, a tourist from Nanjing, east China's Jiangsu Province, became the 50 millionth visitor to the Jade Dragon Snow Mountain scenic area on Thursday. The lucky tourist is given life-time free access to the scenic area. (Xinhua/Qin Qing)