Feng Wei and Dai Lu are both Gaoyou people, and Feng Wei used to be the secretary of Guangling District Committee. The relationship between them happens to be superior and subordinate, and Dai Lu's promotion is very important at this point in time.

Yangzhou, known as Guangling, Jiangdu and Weiyang in ancient times, is a prefecture-level city and a second-class big city under the jurisdiction of Jiangsu Province. It is an important part of Jiangsu Yangtze River Economic Belt, a member city of Nanjing metropolitan area and a central city of Yangtze River Delta.