Both Ruijin and Pingliang are located near which type of land mass?
Ruijin Ruijin () is a county-level city of Ganzhou in the mountains bordering Fujian Province in south-eastern Jiangxi.
Rizhao Rizhao () is a prefecture-level city in southeastern Shandong province, China. It is situated on the coastline along the Yellow Sea, and features a major seaport. It borders Qingdao to the northeast, Weifang to the north, Linyi to the west and southwest, and faces Korea and Japan across the Yellow Sea to the east.