Xiamen, referred to as "Xiamen" or "Lu", also known as Heron Island, Fujian Province, prefecture-level cities, sub-provincial cities, planned cities, Ⅰ large cities, located in East China, Fujian Province, southeast coast, terrain to coastal plains, plateaus and hills are mainly in the southern subtropical oceanic monsoon climate, mild rainfall. subtropical maritime monsoon climate, mild and rainy. As of 2022, Xiamen has a total area of 1,700.61 square kilometers, a resident population of 5.380 million, and an urbanization rate of 90.19%. As of October 2023, Xiamen has six districts under its jurisdiction, and the municipal people's government is located at No. 61, Hubin North Road, Siming District, Xiamen. In ancient times, Xiamen Island was inhabited by egrets, hence the name "Heron Island". Western Jin Dynasty, set up Tongan County, Ming Hongwu 27 years (1394), built Xiamen City. 1935, the establishment of Xiamen City, 1980, approved by the State Council to set up the Xiamen Special Economic Zone, 1988, approved by the State Council Xiamen City as a planned city, 1994, Xiamen City, Xiamen City, was upgraded to a sub-provincial city. Xiamen is approved by the State Council as a special economic zone in China and an important center city, port and scenic tourist city along the southeast coast. Xiamen has won the "UN Habitat Award", and is also a National Comprehensive Reform Pilot Zone, National Logistics Hub, Southeast International Shipping Center, part of the China (Fujian) Pilot Free Trade Zone, National Ocean Economy Development Demonstration Zone, Cross-Strait Emerging Industries and Modern Service Industry Cooperation Demonstration Zone, Cross-Strait Regional Financial Service Center and Cross-Strait Trade Center; it is a National Civilized City. cross-strait trade center; it is a national civilized city, a national cultural and ecological reserve, a national health city and a national ecological garden city. In 2023, Xiamen realized a gross regional product of 806.649 billion yuan, an increase of 3.1% over the same period of the previous year.