At 10:30 on March 19, the meteorological observatory of Mangkang County, Xizang, continuously issued a yellow warning signal of road icing: affected by the snow weather, it is expected that G318, G214 and provincial, county and township roads that will affect traffic will be covered with snow and ice in the next 24 hours. Defense measures: 1. Emergency, transportation, public security, urban management and other relevant departments should take effective measures and do a good job in response; 2. Drivers should pay attention to road conditions and drive safely.

The meteorological observatory of Mangkang County, Xizang, issued a yellow snow warning signal at 23:10 on March 18: Mangkang County has been affected by the blizzard in the past 24 hours. It is estimated that there will be light to moderate snow or sleet in our county from 23:00 on March 18 to 23:00 on 19, and heavy to heavy snow in some high-altitude mountains. Defense measures: 1. Rain and snow weather will cause snow and ice accumulation, low visibility on the high-altitude sections of National Highways 318 and 214, as well as provincial, county, and township roads within our county s jurisdiction. Please ensure safety control measures are taken by the transportation and management departments. 2. It is necessary to prevent the adverse effects of local heavy rain and snow weather on air transportation, power communication, animal husbandry, engineering construction, etc. 3. It is necessary to strengthen the monitoring and inspection of geological disasters such as snowmelt avalanches and ice avalanches, as well as areas prone to secondary disasters.