Are Changyi, Shandong and Sanya both located in China?
Changyi, Shandong: Changyi (昌邑 ; pinyin: "Chāngyì") is a county-level city of Weifang in the northwest corner of Shandong province, People's Republic of China. Sanya: Sanya () is the southernmost city on Hainan Island, and one of the four prefecture-level cities of Hainan Province, in Southeast China.
yes