According to the monitoring of the Central Meteorological Observatory, the center of this year's No. 4 typhoon "Tali" landed on the coast of Nansan Island, Zhanjiang City, Guangdong Province at around 22:20 on July 17. When it landed, the maximum wind force near the center was 13. Our company started the emergency response at the same time, quickly carried out inspections on the emergency communication system for disaster prevention, the drainage system of the whole plant, and the status of emergency materials for disaster prevention, and immediately launched the first-level windbreak emergency response, and launched the "Production Organization Plan under Extreme Weather Conditions", Complete the unberthing of all ships, windproof fastening of equipment and facilities, and evacuation of construction personnel.