Core Viewpoint - The impact of Typhoon "Wipha" on flight operations in coastal regions of Guangdong and Guangxi is significant, leading to cancellations and delays of numerous flights from various airlines [1][3][5]. Group 1: Airlines' Responses - Air China, Eastern Airlines, and Southern Airlines have issued alerts regarding potential flight cancellations and adjustments due to Typhoon "Wipha" affecting operations from July 20 to July 21 [1][3]. - Eastern Airlines specifically announced the cancellation of flights to and from Shenzhen, Zhuhai, Jieyang, Zhanjiang, Hong Kong, and Macau on July 20 [3]. - Southern Airlines advised passengers to stay updated on flight changes and to allow ample time for travel, emphasizing the importance of monitoring notifications [4]. Group 2: Flight Cancellations and Delays - Shenzhen Airport reported that flight operations would be severely impacted on July 20, particularly between the morning and 5 PM, when conditions may not permit takeoffs and landings [5]. - As of July 19, 18 flights from Chengdu to Guangzhou, Shenzhen, Zhuhai, and Jieyang were canceled due to the typhoon, with the highest number of cancellations affecting Shenzhen Airport [5]. - By July 19 at 10 PM, several flights from Chengdu to Hong Kong, Shenzhen, and Guangzhou were already marked as "possible cancellations" for July 20 [5].

Group 1 - Typhoon "Butterfly" is currently located approximately 115 kilometers northwest of Sanya, Hainan, moving north at a speed of 5-10 kilometers per hour and gradually intensifying [3][7] - Companies in Hainan, such as Hainan Rubber, reported that their operations remain normal and they have activated emergency plans, with 24-hour duty arrangements in place [5][9] - The local government in Ledong Li Autonomous County has raised its flood and wind emergency response level from III to II, implementing measures such as suspending classes and closing scenic spots [6][8] Group 2 - Sanya Phoenix International Airport suspended flight operations starting from 22:00 on June 12, with a total of 153 flights executed and 77 flights canceled by 17:00 on the same day [7][8] - Other airports in Hainan, including Haikou Meilan Airport and Qionghai Boao Airport, also experienced significant flight cancellations due to the typhoon [8] - Companies like Guolian Aquatic Products and Guanhao High-tech reported no impact on their production and operations, indicating that their facilities are functioning normally despite the weather conditions [9]