此次备降航班集中抵达，以国际航班为主，主要为A350、B787等大机型。为此，杭州机场地面保障部 门开展机位适用性专项检查，组织保障人员备勤，根据备降机型与数量，为备降航班提供可靠的地面服 务支持。 （杭州机场供图） 接到备降信息后，杭州机场运管委当即成立备降航班指挥部，于当日05:55发布多机备降黄色预警，提 前开启双跑道运行，评估机位资源，制定早间航班放飞及备降航班保障预案，并做好备降航班旅客的安 置及转运工作。 《中国民航报》、中国民航网 记者赵瑜 通讯员施东杰 报道:受上海浦东大雾天气影响，16日早上 04:43，杭州机场陆续开始接收备降航班，已保障备降航班23架次，其中国际航班22个，国内航班1个。 最后一架备降航班由米兰飞来，在09:00落地的CA3134航班。据统计，本次国际航班备降架次创了杭州 机场通航以来单日纪录。 在各项保障举措下，截至当日11:15，杭州机场早航班起飞正常率95%，同时随着上海浦东天气好转， 已有7架次备降航班起飞离场。（编辑：李季威 校对：张彤 审核：韩磊） ...

Core Points - The C919 aircraft, developed by China, has successfully completed its first commercial flight in Zhengzhou, marking a significant milestone for the aircraft and the airline industry in China [2][3] - China Southern Airlines (CSA) has initiated regular commercial operations of the C919 on the Zhengzhou-Guangzhou route, enhancing connectivity between Henan province and the Guangdong-Hong Kong-Macau Greater Bay Area [2] - The C919 has expanded its service network to over 16 cities in China, operating more than 20 commercial routes since its first commercial flight in May 2023 [3] Group 1 - The C919 aircraft successfully completed its first commercial flight from Guangzhou to Zhengzhou, carrying 154 passengers [2] - The Zhengzhou-Guangzhou route, known as the "Zheng-Guang Fast Line," will have an average of 10 flights daily, providing a convenient air passage for passengers [2] - Passengers expressed pride and satisfaction with the C919 experience, highlighting its smooth operation during the flight [2] Group 2 - CSA has conducted special assessments of Zhengzhou Airport's terrain, weather characteristics, and flight routes to ensure a smooth inaugural flight for the C919 [3] - The airline plans to continue enhancing its route network to support Zhengzhou's development as an international and modern transportation hub [3] - The C919 is China's first jetliner developed according to international airworthiness standards, showcasing the country's advancements in aviation technology [3]