盒马硬折扣“超盒算NB” 完成更名 ：自有品牌占60%、每季汰换率20%

Group 1 - The core viewpoint of the article is that Hema's budget community supermarket, Hema NB, has officially rebranded to "Super Box Calculation NB," with "NB" standing for "Neighbor Business," indicating a focus on neighborhood commerce [1][3] - The private label products of Super Box Calculation NB account for 60% of total sales, with a quarterly product turnover rate of 15% to 20% [1][3] - As of the end of August, the total number of Super Box Calculation NB stores, including those that have been renamed from Hema NB, is approaching 300 [3] Group 2 - Hema NB is a hard discount store brand incubated by Hema, with its stores located in residential communities in Jiangsu, Zhejiang, and Shanghai, typically occupying areas of 600 to 800 square meters [3] - The product range includes fresh produce, 3R (ready-to-eat), standard products, and frozen goods, totaling approximately 1,500 items [3]