As of June 17, 2022, Yanjiao District of Hebei Province has been closed, Hanwang Road has been opened to traffic, and nearby squares can also be used to play.

Yanjiao District, located 30 kilometers east of Tiananmen Square in Beijing, belongs to sanhe city, Hebei Province. It was named after being located in the suburb of Yan State (now Beijing) during the Spring and Autumn Period and the Warring States Period.