Group 1 - The core point of the article highlights the commencement of the winter flight season in China's civil aviation, with Emirates Airlines introducing the Airbus A350 for daily flights between Dubai and Hangzhou, marking Hangzhou as the first mainland Chinese passenger destination for this aircraft model [1] - During the new flight season, Hangzhou Airport is scheduled to operate 6,345 passenger flights weekly, including 5,770 domestic flights and 575 international and regional flights, representing a 1.1% increase in flight frequency despite a nationwide decline in total civil aviation flights [1] - New routes planned for this season include flights from Hangzhou to Bazhong, Xingtai, and Jinchang, with specific airlines and schedules outlined for each route [1] Group 2 - In terms of international routes, the seasonal change will cover 20 countries and regions across four continents, with over 280 weekly passenger flights operated by 27 domestic and international airlines, including more than 30 direct international and regional routes [2] - Popular destinations include Hong Kong, Seoul, and Osaka, with weekly departures reaching 62, 24, and 19 flights respectively [2] - On the first day of the seasonal change, Air China will launch a new route from Hangzhou to Hanoi, with specific flight times and days of operation detailed [2]