The Yangpu Peninsula (simplified Chinese: 洋浦半岛; traditional Chinese: 洋浦半島; pinyin: Yángpǔ Bàndǎo) is located in Danzhou, on the northwestern coast of Hainan Province, China. It has a 110 km (68 mi) coastline containing many natural harbors. An expressway connects the peninsula to Haikou city, the capital of the province, which is 140 km (87 mi) to the east.