Both Ruijin and Pingliang are located near which type of land mass?
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.
Yuhuan Yuhuan () is a county-level city of Taizhou, at the midsection along the coast of southeastern Zhejiang Province of China. Yuhuan, with total area of 2279 km² including land area of 378 km², has a total population of 392,800 containing a permanent population of 93,000 from other provinces and regions.