Jiangyan District is under the jurisdiction of Taizhou City, Jiangsu Province. It is located in the middle of Jiangsu Province, across the Yangtze River Delta and Lixia River Plain, adjacent to Hai'an City in the east, Taixing City in the south, Xinghua City and Dongtai City in the north, and Hailing District and Gaogang District of Taizhou City in the west. According to the data of the seventh population census, as of 0:00 on November 1, 2020, there are 668408 permanent residents in Jiangyan District. The total area of the district is 927.52 square kilometers. At present, it has jurisdiction over 4 streets, 9 towns and 1 5A scenic spot.

During the Northern Song Dynasty, salt merchants Jiang Renhui, Jiang Ge and their sons gathered funds to build a weir to fight the flood. The home was ruled for a long time, and the achievements were perpetuated, hence the name of Jiangyan. Jiangyan District is rich in products and fertile land, known as the "land of fish and rice". Qintong Ancient Town in the area is a famous historical and cultural town in China. Qinhu National Wetland Park is a 5A tourist attraction and a world-famous hometown of elk. Heheng Village is the "Global 500 Best" of the United Nations ecological environment. The Qintong Boat Festival in Jiangyan, China has a reputation of "Qintong Boat Festival is the best in the world". Jiangyan is one of the top 100 counties in China. It was officially announced as one of the districts of Taizhou in December 2012. In March 2020, it won the title of National Advanced County for Village Cleaning Action, and was praised by the Central Agriculture Office and the Ministry of Agriculture and Rural Affairs.

In 2019, the gross regional product of Jiangyan District was 66.972 billion yuan, a comparable increase of 6.6%. Among them, the added value of the primary industry was 4.921 billion yuan, a comparable increase of 2.2%; The added value of the secondary industry was 31.687 billion yuan, a comparable increase of 5.9%; The added value of the tertiary industry was 30.364 billion yuan, a comparable increase of 8.2%. According to the resident population, the per capita GDP reached 96752 yuan. The three industrial structure adjustments were 7.3:47.3:45.4.