Huizhou is located in the southeast of Guangdong Province, at the northeast end of the Pearl River Delta, to the south of Daya Bay in the South China Sea, and adjacent to Hong Kong and Shenzhen.It is between 113 ° 9 ′ - 115 ° 5 ′ E and 22 ° 3 ′ - 23 ° 7 ′ N.It now governs Huicheng District, Huiyang City and Huidong, Boluo and Longmen counties, and has two national development zones, Dayawan Economic and Technological Development Zone and Zhongkai High tech Industrial Development Zone.It covers an area of 11158 square kilometers, with a coastline of 223.6 kilometers and a total population of 2729500, including 357800 urban residents. ??Huizhou is a famous historical city in eastern Guangdong, with a unique geographical location and beautiful natural environment.The city has a subtropical monsoon climate.The Tropic of Cancer crosses Yangcun Village in Boluo County and Nankunshan Mountain in Longmen County.There are many mountains in the north, alluvial plains in the middle, west and along the river, and