Core Viewpoint - The ongoing controversy surrounding Sam's Club's product selection, particularly regarding the "Hao Li You" and "Liu Liu Mei" brands, has raised consumer concerns about product quality and supplier changes, leading to a perception of quality degradation [1][19][28]. Group 1: Supplier Changes - Sam's Club has changed suppliers for several products, including Member's Mark coconut water and various snacks, leading to consumer scrutiny over quality and ingredient changes [3][5][22]. - The transition from imported products to domestic suppliers is evident, with products like the Chilean dried plums shifting from overseas production to local manufacturing [23][24]. - The rapid succession of supplier changes across multiple product categories has raised questions about the stability and quality of the supply chain [26][27]. Group 2: Consumer Perception - Consumers have expressed dissatisfaction with the perceived decline in product quality following supplier changes, associating these changes with a loss of value in their membership experience [28][32]. - The lack of transparency regarding supplier changes has contributed to negative consumer sentiment, as members feel their trust in the brand is being undermined [31][36]. - The introduction of well-known brands like "Hao Li You" and "Liu Liu Mei" has led to disappointment among members who expected unique and differentiated products [28][29]. Group 3: Supply Chain Strategy - Sam's Club is pursuing a dual strategy of localizing its supply chain while optimizing and replacing suppliers within the domestic market [24][26]. - The shift towards domestic suppliers is driven by the need to reduce costs and improve supply chain responsiveness, especially in light of rising import costs and logistical challenges [24][26]. - The company's focus on maintaining a balance between cost, quality, and scale is critical to sustaining its membership model, which relies heavily on consumer trust [33][37].