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 celebrated on May 8 every year. (Xinhua/Liu Peiran)
Copyright statement: The resources on this site are all from the Internet. If your rights are infringed, please contact us and we will delete it within 24 hours.