At 16:30 on December 28th, the Yushu Meteorological Observatory issued a yellow warning for a cold wave: it is expected that from 20:00 on December 28th to 20:00 on December 30th, Yushu City, the eastern part of Nangqian County, Zaduo County, the central and northern parts of Chengduo County, Zhiduo County, and Qumalai County will experience a cold wave accompanied by blowing weather, and the temperature will drop by 8-10 ℃. Among them, Longbao Town in Yushu City, Zhenqin Town in Chengduo County, Caicai Township, Zhiqu Township, Zhahe Township, and Suojia Township in Zhiduo County, Qumahe Township, Yege Township, Qiuzhi Township, and Mado Township in Qumalai County will experience a cooling range of more than 10 ℃, with an average wind force of over level 4. Cooling and blowing weather have certain impacts on animal husbandry production, energy supply, road traffic, urban operation, and public health. Please take precautions. Defense guidelines: 1. The government and relevant departments should do a good job in preventing cold waves according to their responsibilities; 2. Individuals should pay attention to adding clothes to keep warm, and people who are sensitive to temperature changes should try to minimize going out; 3. Take protective measures for forestry, animal husbandry, and animal husbandry.