Core Viewpoint - The article discusses the phenomenon of "discount supermarkets" that have become popular among working-class individuals, highlighting their strategies for attracting customers through late-night discounts and the cultural shift in consumer behavior towards seeking value in food purchases [6][29]. Group 1: Consumer Behavior - Working-class individuals have adapted to shopping at supermarkets after hours to take advantage of discounts on perishable goods, transforming their shopping experience into a form of entertainment [6][8]. - Social media challenges related to late-night shopping have emerged, showcasing the excitement of finding bargains and the community aspect of this shopping behavior [8][27]. - The types of products being purchased have shifted from traditional staples to more gourmet items like sushi and baked goods, indicating a change in consumer preferences [23][25]. Group 2: Supermarket Strategies - Supermarkets like Hema, Yonghui, and Walmart are implementing strategies to manage food waste and ensure freshness by offering discounts on items nearing their expiration dates [34][41]. - The article notes that these supermarkets are not only responding to consumer demand for lower prices but are also addressing food safety concerns by promoting fresh and safe food options [29][30]. - The "discount supermarket" model is not a new concept but has been adapted from smaller businesses that have long utilized similar strategies to minimize waste and attract price-sensitive customers [42][45]. Group 3: Market Trends - The market for near-expiry food products is growing, with the industry expected to reach a scale of 401 billion yuan by 2025, reflecting a significant shift in consumer attitudes towards food waste and value [50][51]. - The rise of online platforms and apps for purchasing discounted food items indicates a trend towards digital solutions in the food retail sector, catering to the needs of budget-conscious consumers [48][49].