Which one has more severe smog, Shijiazhuang or Qinhuangdao?

The smog in Shijiazhuang is even worse.

Shijiazhuang and Qinhuangdao are both cities in Hebei Province, and both have smog problems. However, according to public data and statistical results, Shijiazhuang’s haze problem is more serious. Shijiazhuang's PM2.5 concentration once ranked among the top cities in the country. In comparison, Qinhuangdao's haze problem is relatively mild. Although there are some haze weather, the overall level is lower than that in Shijiazhuang. Therefore, all things considered, the smog in Shijiazhuang is more serious.