Children prepare for a game to stand eggs on end in a kindergarten in Chaohu City, east China's Anhui Province, March 20, 2017, to greet the Chinese traditional calendar date of Chunfen. Chunfen, which literally means Spring Equinox or Vernal Equinox, falls on the day when the sun is exactly at the celestial latitude of zero degrees. (Xinhua/Ma Fengcheng)