Group 1 - The 18th typhoon "Haikashan" has brought severe weather to South China, prompting local chemical companies to take proactive measures to ensure safety and operational continuity [1][2] - China National Petroleum Corporation's Guangdong Petrochemical Company activated its emergency response mechanism on September 22, entering a Level 2 emergency response on September 23, with most employees working from home [1] - China National Offshore Oil Corporation's Dongfang Petrochemical Company implemented a "checklist + four defenses" work model to enhance safety measures and minimize risks associated with extreme weather [2] Group 2 - Hainan Refining and Chemical Company completed nine dock operations ahead of the typhoon, ensuring the safe departure of vessels and maintaining energy supply stability in South China [3] - Guangxi Huayi's Qinzhu base conducted thorough inspections and strengthened emergency response teams, collaborating closely with local emergency management [3] - Guangxi Huayi New Materials Company prepared emergency supplies and established a 24-hour duty system to monitor the typhoon's impact and ensure safety [3] Group 3 - The National Development and Reform Commission allocated 200 million yuan for post-disaster recovery efforts in Guangdong Province, focusing on restoring infrastructure and public services affected by the typhoon [5]