Core Viewpoint - The Guizhou Provincial Market Supervision Administration has summoned five travel platforms, including Ctrip, Tongcheng, Douyin, Meituan, and Fliggy, to address pricing irregularities and ensure compliance with relevant laws and regulations [1][2]. Group 1: Regulatory Actions - The Guizhou Provincial Market Supervision Administration emphasized the need for strict adherence to the Price Law, Anti-Monopoly Law, and regulations against price fraud [1][2]. - The administration will closely monitor the competitive landscape of the involved platforms and will take strict actions against those that violate regulations or fail to rectify issues [2][3]. Group 2: Industry Self-Regulation - Various travel industry associations in Guizhou have initiated a campaign to maintain fair pricing during the summer tourism season, urging operators to follow principles of fairness, legality, and integrity [2][3]. - The Guizhou Provincial Consumer Association has called on consumers to pay attention to pricing information when selecting accommodations and dining options, while urging operators to comply with clear pricing regulations [3]. Group 3: Penalties for Non-Compliance - The administration has issued a warning letter requiring accommodation providers and third-party platforms to adhere to pricing laws, with penalties for violations including fines up to 500,000 yuan for price fraud and 3 million yuan for price gouging [3][4].