Fangchenggang is 0/58km away from Beihai/KLOC-. Baidu map shows that Fangchenggang is located at the southernmost tip of Chinese mainland coastline, bordering Beibu Gulf in the south, between 20 degrees 36 minutes north latitude, 22 degrees 22 minutes east longitude, 65,438+007 degrees 28 minutes east longitude and 65,438+008 degrees 36 minutes south of the Tropic of Cancer. Beihai City is located in the southeast coast of Guangxi, northeast coast of Beibu Gulf, south of the Tropic of Cancer, east longitude 108 degrees 50 minutes and 45 seconds, north latitude 109 degrees 47 minutes and 28 seconds, and north latitude 2 1 degrees 55 minutes and 34 seconds. It takes 2 hours and 7 minutes by car. A series of well-preserved foreign consulates, churches, hospitals, customs offices, foreign firms, women's monasteries, nurseries, schools and other 15 western-style buildings in Beihai are important material evidence for studying the modern history, port history, customs history, trade history and architectural history of Beihai. Huiai Bridge is located on Ximen River in Hepu County, Beihai City. It was built from the year of Tongyuan in the Qing Dynasty (1909 to 19l0), and it is a triangular beam-span wooden bridge. The bridge is a wood truss bridge with simple structure, and samples are reserved for the original truss beam-wooden bridge.