Xinyi City, anciently known as Douzhou, a county-level city under the jurisdiction of Guangdong Province, administered by Maoming City, is located in the southwestern part of Guangdong Province and the northern part of Maoming City, bordering Yangchun City to the east, Gaozhou City to the south, Beiliu City and Rongxian County of the Guangxi Zhuang Autonomous Region to the west, and Luoding City and Cenxi City of the Guangxi Zhuang Autonomous Region to the north, with a total land area of 3,101.7 square kilometers. As of the end of 2022, Xinyi City has a total household population of 1,517,500 people. Xinyi City is one of the famous overseas Chinese hometowns in Guangdong Province and a key overseas Chinese hometown in Maoming City, and has been awarded the "National Ecological Protection and Construction Demonstration Zone", "National Key Ecological Function Zone", "China's Southern Jade Capital "China's longevity hometown", "China's filial piety culture hometown", "the national compulsory education development of basic balanced county". "Guangdong Province, strong city of education" and other titles. Tang Zhixinyi County. Song (976) renamed Xinyi County, Song (1071) abolished Douzhou, belonging to the western road of Guangnan Gaozhou. At the beginning of the Republic of China, it belonged to Gaolei Road of Guangdong Province, and after the founding of New China in 1949, Xinyi belonged to the South Road Prefecture, Gaolei Prefecture, and Zhanjiang Prefecture of Guangdong Province, and was abolished and established as a city (county-level) in 1995. As of December 2022, Xinyi City has 2 streets and 18 towns under its jurisdiction. There are 32 kinds of minerals proven in Xinyi City, Yinyan Tin Mine is the third largest tin mine in China, and Dongkeng Gold Mine is the second largest gold mine in Guangdong Province. Southern Jade is the only "Southern Jasper" in China. Now Xinyi City has developed tourist attractions are Tianma Mountain Scenic Area, Xijiang Hot Spring Resort, Zhenlong Shuxiang Bafang Scenic Spot, Shigen Mountain, Daren Mountain, Jiamen Gorge Rafting, Lotus Lake Manor, and "Jinjiang Gallery" Bidao, etc. Among them, Yunkai Mountain is located at the national level, and it is the only "Southern Jasper" in China. Among them, Datian Peak located in Yunkai Mountain National Nature Reserve is 1,704 meters high, which is the highest peak in western Guangdong and the second highest peak in Guangdong. "Hometown of Southern Medicine" and "Kingdom of Mountain Chicken". In 2022, Xinyi City realized a regional GDP (preliminary accounting) of 55.389 billion yuan, an increase of 2.1% over the previous year.