Group 1 - The core idea of the article is that Sanya is enhancing its appeal as a high-value island vacation destination through a series of promotional activities aimed at boosting tourism and consumer spending during the summer months [1][3][4] - The Sanya Tourism Development Bureau, in collaboration with Meituan and Sanya Fangxin Travel, is launching the "Ace Island Season: Fall in Love with Sanya" campaign, featuring thousands of products and discounts to create a cost-effective vacation experience [3][4] - The campaign includes a dual approach of resource promotion and incentive-driven benefits, offering travel subsidies and free experiences to increase public interest in Sanya [3][4] Group 2 - In terms of accommodation, Sanya is offering special discounts at 20 high-star hotels, with prices starting as low as 20% off, providing a comprehensive immersive vacation experience [3][4] - The campaign also features a "Summer Shopping Festival" at Sanya Haitour Duty-Free City, combining tax-free prices with additional discounts through Meituan coupons to enhance the shopping experience [4] - The airline industry is participating by offering exclusive discounts on flights to Sanya, along with special lounge access and amenities, making it easier for tourists to enjoy the destination [4]