Many places in China have started "freeze mode" and the temperature in the north is 4°C to 10°C lower than usual. Moderate or heavy snow occurred in parts of Inner Mongolia, Shaanxi, Shanxi, Hebei, Beijing, Tianjin, Shandong, Henan and other places.
The Central Meteorological Observatory predicts that the cold wave will continue to affect China southward. It is necessary to pay attention to the impact on the return peak of Spring Festival travel, energy supply and agricultural production.