![World Smile Day marked across China(1/5)](http://www.ecns.cn/hd/2018/05/08/fa56e2984c6f4b418763471535afb0c3.jpg)
Children show smile signs made of vegetables and fruits to celebrate the World Smile Day at No. 1 Kindergarten in Shijiazhuang, capital of north China's Hebei Province, May 8, 2018. The World Smile Day is celebrates on May 8 every year. (Xinhua/Liu Peiran)