Frost fell on October 23, and it's winter! In the morning, the sun was shining and the air was fresh. The fire alarm sounded at 7:55. The employees of the company were evacuated in an orderly manner in accordance with the fire evacuation drill plan. At 8:01, all employees safely evacuated to the designated place for a roll call. After the exercise, everyone lined up and listened to the summary of the exercise by the director of Zheng and the production department.