Core Viewpoint - The article highlights the surge in tourism in Guizhou and Yunnan as popular summer vacation destinations due to extreme heat in other regions of China, with Guizhou's average temperature being significantly lower than surrounding areas, making it an attractive option for tourists seeking relief from the heat [1][3][17]. Group 1: Tourism Trends - Guizhou and Yunnan have seen a dramatic increase in tourist numbers, with Guizhou's average temperature since June being only 24.2°C, while Yunnan's is 21.9°C, both significantly lower than other regions experiencing extreme heat [1][12][17]. - Tourist attractions in Guizhou, such as the Huangguoshu Waterfall and the high-over-river rafting, have become popular, with the latter's online popularity reaching over 800 million views on Douyin [3][5][10]. - The influx of tourists has led to record-breaking passenger numbers at airports in both provinces, with Kunming Changshui Airport surpassing 4.72 million passengers in July [12][17]. Group 2: Economic Impact - The booming tourism has created a micro-industry around "cooling experiences," with local vendors benefiting from increased foot traffic, selling refreshments and rafting gear [6][10]. - The average spending per person for camping at Umon Grassland is estimated to be around 500 yuan, indicating a healthy economic impact from the tourism sector [7]. - The rapid increase in demand has led to significant price hikes in accommodation, with some hotels in Guizhou raising prices by over 700% within a month [20][22]. Group 3: Challenges and Responses - The sudden surge in tourists has put pressure on local infrastructure and services, leading to complaints about transportation difficulties and accommodation shortages [12][18]. - Local governments in both provinces are responding to the challenges by implementing measures to regulate pricing and improve service quality, such as monitoring hotel price increases and enhancing public transport coordination [22][24]. - The article emphasizes the need for sustainable tourism practices to ensure that the "cooling advantage" of these regions translates into long-term benefits for the local economy and tourism reputation [24].