Group 1 - The core viewpoint of the news is the launch of two new international flight routes from Sanya to Ho Chi Minh City and Hanoi, enhancing Sanya's connectivity and expanding its international flight network to 31 routes covering 25 overseas destinations [2][3] - The new routes are operated by Bamboo Airways using Airbus A321 aircraft, with a configuration that includes 8 business class seats, catering to both leisure and business travelers [2] - The Sanya Customs has proactively supported the new routes by guiding airlines on necessary procedures and implementing smart inspection technologies to improve passenger experience [2] Group 2 - Sanya has been actively promoting itself to Southeast Asia through various initiatives, which will be further enhanced by the new flight routes, attracting more resources and establishing a "Southeast Asia circle" [3] - Future plans include strengthening connections to Central Asia and expanding into European and American markets, with potential new routes such as Sanya to Astana and a fifth freedom route from Sanya to Frankfurt via Bangkok [3] - The goal is to create a diverse international market for inbound tourism, enhancing Sanya's global connectivity and enriching the structure of overseas visitors [3]