旅游平台：“五一”假期中国多地入境游火热

Group 1 - The core viewpoint of the articles highlights the significant increase in inbound tourism in China during the "May Day" holiday, driven by favorable policies such as visa exemptions and tax refunds for foreign travelers [1][2] - Major cities for inbound travel include Beijing, Shanghai, Guangzhou, Shenzhen, and Hangzhou, with ticket bookings for inbound flights to cities like Chengdu, Xiamen, Nanjing, Chongqing, and Haikou doubling compared to the previous year [1] - The highest proportion of inbound travelers comes from the United States, South Korea, and Japan, with Australian travelers showing the highest growth in ticket bookings, increasing by 1.5 times year-on-year [1] Group 2 - In terms of outbound tourism, hotel bookings by Chinese travelers have expanded to 1,837 cities globally, an increase of 432 cities compared to the previous year [2] - Popular destinations for international flights include countries within a 5-hour flight radius and visa-free countries, with hotel bookings in Vietnam and Spain seeing a doubling in volume compared to last year's high base [2]