Situated in the north of Guangxi, Beihai is 206 km away from Nanning in the northwest, 198 km from Zhanjiang in the east and 147 km from Haikou in the southeast. The downtown is embraced by the sea in its south, north and west sides. It has two coastal islands, namely, Weizhou Island (24.74 square kilometers) and Xieyang Island (1.8 square kilometers). Weizhou Island is about 20.2 sea miles from the city center. Encompassing 3337 square kilometers, Beihai has a population of 1.35 million, including 43 thousand citizens. Facing the Southeastern Asia and backing the southwestern china, Baihai enjoys a unique geographical advantages, while it borders Guangdong province in land and is adjacent to Vietnam, Hainan province, Hong Kong and Macau from the sea.

Beihai governs Haicheng District, Yinhai District, Tieshan Port District and Hepu County.

Beihai used to be the starting harbor of Maritime Silk Road in ancient China. Through the history, it has been the distribution center for the Yunnan, Guizhou, Sichuan, Guangxi, Hunan and Hubei in their foreign trade. Thus, it enjoys an important geographic position. Southern Pearl, referring to the pearl of Beihai, is famed around the world for its fantastic appearance, dazzling sparkle, lasting luster. Pearl then becomes the most distinctive tourist product of Beihai.

Located in the subtropics, the weather is moderate and moist with fresh air, and no wonder Beihai is considered to be one of the cities that are suitable for habitation in China. The natural environment is preserved well. The most significant feature of Beihai lies in its "sea" : the sea water, beach, islands, sea food, sea treasures, sea forest, corals under the sea, sea culture, sea and beach sports and sea navigation lines. These ten sea-related elements together form the sea tourism system of Beihai. With good natural beaches along the coast and islands, Beihai is an estuary in the southwestern part of china as well as a coastal city with rich tourism resources well developed. A perfect marine tourism system has come into being. There is a distinctive combination of local cultures like the Pearl Home culture, the Hakka's culture, and the Danjia culture, with the local residents being kind, honest and unsophisticated.