2021-08-12 Shenzhen is a southern coastal city, adjacent to. Located in the south of the Tropic of Cancer, it is between 113 43 ′ and 114 38 ′ east longitude and 22 24 ′ and 22 52 ′ north latitude. Located in the south of Guangdong Province, on the east bank of the Pearl River Estuary, bordering Daya Bay and Dapeng Bay in the east; West of the Pearl River Estuary and Lingdingyang; The Shenzhen River in the south is connected with; The north is bordered by Dongguan and Huizhou. The city covers an area of 1997.47 square kilometers. Dongguan Dongguan City is located in the south-central part of Guangdong Province, on the east bank of the Pearl River Estuary and in the Pearl River Delta downstream of Dongjiang River. Dongguan, named after &”;Riverside Wancao&”;, is located in the east of Guangzhou and is rich in Wancao. It is between 113 31 ′-114 15 ′ east longitude and 22 39 ′-23 09 ′ north latitude. The easternmost is Yinpingzui Mountain in Qingxi Town, bordering Huiyang District of Huizhou City. The westernmost route is the Lion Ocean Center route in the northwest of Xidatan, shatian town, which borders Panyu District and Nansha District across the sea. The maximum longitudinal distance between north and south is 46.8 kilometers, and the northernmost is Datan Village of Zhongtang Town, which is adjacent to Huangpu District of Guangzhou, Zengcheng District and Boluo County of Huizhou City across the river. The southernmost is Yantian Reservoir in Fenggang Town, which is connected with Baoan District of Shenzhen. Adjacent to Hong Kong and Macao, it is in the middle of the economic corridor from Guangzhou to Shenzhen. It is 59 kilometers away from downtown Guangzhou in the northwest, 99 kilometers away from downtown Shenzhen in the southeast and 140 kilometers away from downtown Shenzhen. It is 70.45 kilometers long from east to west and 46.8 kilometers wide from north to south, with a land area of 2,460.1 square kilometers and a sea area of 82.57 square kilometers.