CHANGCHUN, June 26, 2016 (Xinhua) -- Tourists visit the Changbai Mountain in northeast China's Jilin Province, June 26, 2016. The average daytime temperature of the Changbai Mountain is about 22 degrees Celsius in summer. The scenic zone, with forest coverage rate of 43 percent, has received 450,000 tourists this year. (Xinhua/Wang Haofei)