Strong winds knocked down billboards onto the vehicles, snapped trees, and demolished the sheets of a colour steel factory building.

The video was filmed in the city of Zigong in Sichuan Province on July 17.

Zigong Meteorological Observatory issued a yellow warning (the third strongest level) for gales, accompanied by short-term heavy rainfall and thunderstorm conditions. Citizens were urged to take necessary precautions.

In response to the calamity, Zigong City's Emergency Management Bureau stated that there were no reports of casualties from this extreme weather.

The video was provided by local media with permission.

7月17日下午，四川自贡市出现强对流天气，大风吹落广告牌砸中汽车，行道树被刮断，一彩钢厂房板也被吹垮。自贡市气象台13时55分发布大风黄色预警，平均风力可达8级以上或阵风9级以上，并伴有短时强降雨和雷暴天气，提示市民注意防范。自贡市应急管理局回应称，本次强对流天气未有人员伤亡上报。