Group 1 - The core viewpoint of the article highlights the innovative approach of traditional retail companies, particularly through the launch of the new discount store format by Wumart Group, which aims to revitalize consumer spending in Beijing [1][2] - Wumart's new discount store model features over 60% of its products as private label items, which reduces marketing costs and enhances operational efficiency by using direct-to-shelf packaging [1][2] - The store's product selection is optimized, with a focus on essential categories such as fresh produce and groceries, limiting the total number of items to under 1,300 to streamline operations and reduce costs [2][3] Group 2 - The competitive advantage of discount stores is rooted in supply chain optimization and the ability to leverage private label products, shifting the retail landscape from price competition to ecosystem competition [2][3] - The establishment of dedicated operational teams for discount stores reflects a strategic response to consumer segmentation and efficiency demands, which may intensify industry competition and consolidation in the short term [3] - Long-term implications suggest a transformation in the retail sector from scale expansion to value creation, with future winners being those who can balance low prices with quality and efficiency [3]