Shanwei (), or Swabue, or also commonly known as Hailufeng (, portmanteau of Haifeng and Lufeng) is a prefecture-level city in eastern Guangdong province, People's Republic of China. It borders Jieyang to the east, Meizhou and Heyuan to the north, Huizhou to the west, and looks out to the South China Sea to the south. It lies approximately east of Shenzhen and the locals speak the Haifeng dialect. Shanwei City was established in 1988. It was politically administered as part of Huizhoufu (惠州府) by the Ming and Qing empires, Shanwei it gained its prefectural and administrative independence from Huizhou during the Nationalist period. The dominant ethnic population is Hoklo who came as a result of the large decrease in population caused by warfare in the early Qing dynasty in what is now Shanwei. The prefecture-level city of Shanwei administers 4 county-level divisions, including 1 district, 1 county-level city and 2 counties. These are further divided into 53 township-level divisions, including 40 towns, 10 townships and 3 subdistricts. Shanwei has a monsoon-influenced humid subtropical climate (Köppen Cwa), with short, mild to warm winters, and long, hot, humid summers. Winter begins sunny and dry but becomes progressively wetter and cloudier. Spring is generally overcast, while summer brings the heaviest rains of the year though is much sunnier; there are 10.3 days with or more rainfall. Autumn is sunny and dry. The monthly 24-hour average temperature ranges from in January to in July, and the annual mean is . The annual rainfall is around , about two-thirds of which occurs from May to August. With monthly percent possible sunshine ranging from 26% in March to 57% in October, the city receives 1,925 hours of bright sunshine annually. Xiamen–Shenzhen Railway. According to a December 2011 report, officials from Shenzhen considered Shanwei as one of the major destinations to which air-polluting industries should be relocated from Shenzhen. According to the mayor of Shenzhen, some 4000 Shenzhen factories should be moved to an industrial park in Shanwei.