Xijiayuan, Dalinlin, Tianfu New District, Chengdu has been under construction for a long time.

The cause of the epidemic. According to the announcement of the National Center for Epidemic Prevention and Control, as of June 25, 2022, there were 3 newly infected people in Tianfu New District of Chengdu, and the start-up process of Xijiayuan in Dalinlin was slow, so it took a long time. Chengdu is located in the southwest of China, the west of Sichuan Basin and the hinterland of Chengdu Plain, with flat terrain, vertical and horizontal river networks, rich products and developed agriculture.