Aerial photo shows a scenic area in Neiqiu County of Xingtai City, north China's Hebei Province, July 31, 2018. (Xinhua/Mu Yu)

Tourists visit a scenic area in Neiqiu County of Xingtai City, north China's Hebei Province, July 31, 2018. (Xinhua/Mu Yu)

Tourists visit a museum of Xing Kiln in Neiqiu County of Xingtai City, north China's Hebei Province, July 31, 2018. (Xinhua/Mu Yu)