People perform the yangko dance in a three-day folk custom performance activity to celebrate the Lantern Festival in Zhangjiakou city of north China's Hebei Province on March 4, 2015. More than 1,000 folk artists took part in the activity and performed yangko dance, lion dance, and land boat dance. The festival falls on March 5 this year. [Photo by Chen Xiaodong/Asianewsphoto]