At 15:47 on October 20, 2025, the Datong Meteorological Observatory downgraded and issued a yellow frost warning signal, with the warning area being the entire city. The minimum ground temperature in the warning area has dropped below -3 ℃, which has had a serious impact on agriculture and is expected to continue for the next 24 hours. Please prepare relevant units and personnel for prevention. Defense Guidelines: 1. The government and agricultural and forestry authorities shall carry out emergency frost prevention work in accordance with their responsibilities; 2. Grassroots organizations in rural areas should widely mobilize the masses to prevent and resist disasters; 3. Actively adopt measures such as field irrigation to prevent frost and freezing in crop and forestry breeding, and minimize losses as much as possible; 4. Measures such as covering and spraying antifreeze should be taken for vegetables, flowers, and fruits to reduce freezing damage.