Yizheng, a county-level city in Jiangsu Province, is managed by Yangzhou City. It was called Zhenzhou in ancient times and is a county-level city of Nanjing Metropolitan Circle. It is located in the central and western Jiangsu Province, between 119 ° 02 '- 119 ° 22' E and 32 ° 14 '- 32 ° 36' N. Located at the top of the Yangtze River Delta, it is the geometric center of the "Silver Triangle" region of Nanjing, Zhenjiang and Yangzhou. The total area is 857 square kilometers. Yizheng belongs to the north subtropical monsoon climate zone. By 2017, Yizheng had jurisdiction over 9 towns and 2 streets, and another 8 township units. The municipal government was stationed at 300 Jiefang East Road. According to the data of the seventh national population census, as of 0:00 on November 1, 2020, the permanent population of Yizheng City was 532571, accounting for 11.68% of Yangzhou City.

Yizheng, Emperor Zhenzong of the Song Dynasty once issued an edict to cast the gold statues of four ancient emperors here. Because of the lifelike appearance of the cast images, the names of "Zhenzhou" and "Yizhen (Zheng)" were obtained. In the fifth year of the Yuanfeng reign of Emperor Wu of the Han Dynasty (106 BC), the county was established as Yu County; In July 1986, with the approval of the State Council, Yizheng County was abolished and Yizheng City was established. The 27km Yangtze River shoreline in Yizheng is an ideal shoreline for port construction. Together with Ningtong Expressway, high-grade highway along the river and Ningqi Railway, it forms the water and land transportation network in Yizheng. Yizheng is a national health city, a national ecological city and a civilized city in Jiangsu Province. In October 2018, Yizheng was selected as one of the "top 100 counties with comprehensive strength". On October 8, 2019, it was rated as one of the top 100 counties and cities with comprehensive strength in 2019 and one of the top 100 counties and cities with scientific and technological innovation in 2019.

In 2020, Yizheng will achieve a GDP of 81.505 billion yuan, an increase of 3.4% at comparable prices.