Actors of "Kehaiqiang" prepare for performance at Lijiazhuang Primary School in Jinzhou City of Shijiazhuang, capital of north China's Hebei Province, Nov. 28, 2018. "Kehaiqiang", local drama originated from ballads, was listed as one of the intangible cultural heritage of Shijiazhuang in 2013. A troupe of "Kehaiqiang" interacted with pupils in campus to raise their interests in the traditonal art. (Xinhua/Liang Zidong)