Qinzhou is a land and sea transportation hub in Guangxi Beibu Gulf Economic Zone, a convenient sea passage in the southwest of China, and a frontier city of China-ASEAN Free Trade Area. The total land area of the city is 10897 square kilometers, and the mainland coastline is 562.64 kilometers. Qinzhou, formerly known as Qinlian Special Zone, governs four genera of Qinlian in Guangdong Province (Qinzhou, Hepu, Fangcheng and Lingshan) and is a prefecture-level city under the jurisdiction of Guangxi Zhuang Autonomous Region.