According to Yonhap news agency on September 2, with the northward movement of this year’s No. 9 typhoon “mesak”, Jeju road has entered the circle of typhoon direct influence. At 10 a.m. on the 2nd, the local meteorological department of Jeju raised the typhoon warning level for the land and the far sea on the west side of the southern waters of Jeju, and the sea air traffic in Jeju was temporarily suspended. < p > < p > affected by the typhoon, all air and sea routes to and from Jeju and other regions were shut down. Most of the flights scheduled to run after 10:30 am were grounded, according to the Jeju headquarters of the Korean airport commune. As of 9:30 a.m., 343 of the 371 flights were cancelled. Nine passenger ships from Jeju to Busan and other places were shut down, and Hannah mountain was banned. < p > < p > the disaster safety countermeasures Department of Jeju road issued the first level emergency measures the day before yesterday, and built a cooperation system with 13 relevant departments to do a good job in Taiwan prevention.