据央视新闻客户端报道，国庆中秋假期临近，不少消费者在社交平台反映，自己购买了机票，准备 线上值机选座时，却发现能选的座位非常少，很多靠前的、靠窗的座位处于"锁定"状态。这一现象背 后，是航空公司推出的"里程兑换选座""付费选座"增值服务。 早些年，不少航空公司出于安全考量，会提前预留座位给老人、母婴等群体，这种"锁座"当然很必 要。但若只是为了让消费者掏钱而"锁座"，则涉嫌侵犯消费者的公平交易权和知情权。一来，飞机舱位 本就按舒适度被分为头等舱、公务舱、经济舱，同一舱位价格相同，座位理应"先到先得"，若将基本服 务拆分收费，只加价而未提升服务，有待商榷；二来，即便要"付费选座"，也应公示选座规则和收费标 准，如果费用收得不明不白，恐怕难服众。类似的还有视频平台的"套娃式收费"、家电维修行业的"步 步加价"等，一些行业市场格局相对集中，消费者议价能力弱、选择范围小，企业容易滥用优势地位"割 韭菜"。对此，有关方面应划出"硬杠杠"——哪些费用不能收，哪些能收，该怎么收。 ...

Group 1 - Mango TV faces user complaints regarding its membership structure, with claims of "nested" charges for accessing content across different membership tiers [2] - Customer service clarified that SVIP content is not available for screen casting, and full-screen membership does not include SVIP benefits, requiring users to purchase multiple memberships for full access [2] - Membership pricing includes Ordinary Member at 218 yuan/year, SVIP at 268 yuan/year, and Full-Screen Member at 248 yuan/year, with limitations on device usage for each tier [2] Group 2 - Mango TV's revenue declined by 12.76% year-on-year to 2.9 billion yuan in Q1 2025, with net profit down 19.8% to 379 million yuan, attributed to shrinking traditional TV shopping and increased content investment [3] - Industry analysis indicates that video platforms are under profitability pressure, with "nested" membership designs and unclear rights eroding user trust [3] - The reliance on complex payment mechanisms rather than enhancing user experience raises concerns about the sustainability of growth [3]