South China Sea, one of the three marginal seas in Asia. It borders China, Guangdong and Guangxi in the north and is under the jurisdiction of Hainan Province in China. Zengmu shoal in the southern margin is the southernmost point of China's territorial waters. The Pacific Ocean and Indian Ocean are bordered by Philippine Islands and Greater sunda islands in the east and south, and Indo-China Peninsula and Malay Peninsula in the west. It is a deep-sea basin with an area of 3.5 million square kilometers (1356438+0350 square miles). Shallow around, deep in the middle; The average depth is 1, 212m, and the deepest point is 5559m. There are two big bays in the west, the Beibu Gulf and the Gulf of Thailand. The main rivers flowing into the South China Sea are Pearl River, Han River, Red River, Mekong River and Chao Phraya River in Indochina Peninsula. China's important islands in the South China Sea include Hainan Island, Dongsha, Xisha, Zhongsha, Nansha Islands and Huangyan Island. The South China Sea mainly belongs to tropical and equatorial climate, with high temperature, small annual variation and rich biological species. Coastal estuaries are good fishing grounds, and young fish migrate to the offshore when they grow up. In the deep sea, there are pelagic fish such as tuna, swordfish, bonito and shark coming with the current. In recent years, oil has been discovered at the bottom of the Pearl River Estuary, Yinggehai and Xisha Islands. The South China Sea is a transportation hub between the Pacific Ocean and the Indian Ocean, but there are many islands and reefs, and the water depth varies greatly. Some seas are dangerous areas for navigation.

It is named because it is located in the south of China. It borders China's Guangdong, Hainan, Guangxi, Fujian and Taiwan Province provinces in the north, starts from Nan 'ao Island in Guangdong Province in the east, reaches the southern tip of Taiwan Province Island in the west (one is from Penghu to Dongshigang in Taiwan Province Province), and reaches the East China Sea in the east. Southeast to the Philippines, south to kalimantan island, southwest to Vietnam and Malay Peninsula. It covers an area of over 3.5 million square kilometers. There are Pearl River, Red River, Mekong River and Chao Phraya River in the north. Average water depth 1, 212m. Located in the tropics, there are many coral reefs on the submarine platform, and the continental shelf is rich in oil. Rich in fish, shrimp and precious seafood. Nanhai District of Foshan City is located in the hinterland of the Pearl River Delta, adjacent to Guangzhou and Hong Kong and Macao. Under the environment of "Guangzhou-Buddha city", the slogan of "Guangzhou-Buddha city, South China Sea first" was played. The vanguard of "Guangzhou-Buddha city" is Jiangmen in the south and Zhaoqing in the west-Guangzhou in the northeast, Dongguan in the east and Qingyuan in the north.