Xinhua News Agency, May 9, due to the influence of cold air, temperatures in Gansu continue to drop from west to east. The meteorological station of Jiuquan City will continue to issue a blue warning signal for frost at 14:39 on May 9th: it is expected that the lowest ground temperature in Suzhou, Jinta, Yumen, Guazhou, Subei and Aksai counties will drop to-3: 0 ℃ tomorrow morning, adversely affecting agriculture and forest and fruit industry. In addition, the Zhangye City Meteorological Observatory also issued a blue frost warning signal at 16:15: it is expected that the lowest ground temperature in southern Gaotai, southern Shandan, Minle, and Sunan will drop below 0 ℃ tomorrow morning, with light frost, which will adversely affect agriculture and forestry. Please pay attention to precautions.