On September 23, a foggy weather appeared in Harbin, Heilongjiang, and the city's high-rise buildings were looming in the fog.

  At 4:30 on the 23rd, the Harbin Meteorological Observatory issued a yellow early warning signal for heavy fog: At present, all districts and counties (cities) in Harbin will appear or have already seen fog with visibility less than 500 meters and local visibility less than 200 meters.

Editor in charge: [Li Ji]