Are Changyi, Shandong and Sanya both located in China?
Sanya Sanya () is the southernmost city on Hainan Island, and one of the four prefecture-level cities of Hainan Province, in Southeast China.
Linshu County Linshu County () is a county of southern Shandong province, People's Republic of China, bordering Jiangsu province to the south and east. It is under the administration of Linyi City.