Which is in Guizhou, Tongren or Zhangping?
Tongren Tongren () is a prefecture-level city in eastern Guizhou province, People's Republic of China, located within a tobacco planting and crop agricultural area. Tongren was known as Tongren Prefecture (铜仁地区 ) until November 2011, when it was converted into a prefecture-level city.
Pingliang Pingliang () is a prefecture-level city in eastern Gansu province, China, bordering Shaanxi province to the south and east and the Ningxia Hui Autonomous Region to the north. Pingliang is well known for the nearby Kongtong Mountains, which are sacred to Taoism and location of the mythical meeting place of the Yellow Emperor and Guangchengzi, an immortal.