居住需求结构性调整催生新业态，存量房改造标准体系逐步完善

Group 1 - The "Good House" strategy is accelerating urban renewal in China, focusing on upgrading old residential areas and improving living conditions [1][4] - The new national standard for residential projects, effective from May 1, emphasizes energy efficiency, accessibility, and modern design, marking a shift towards higher quality housing [2][4] - The housing industry is undergoing a transformation from large-scale expansion to high-quality development, with "Good House" becoming a key theme in the real estate market [4][5] Group 2 - The home improvement market is expected to see significant investment, with over 1.2 trillion yuan projected due to the renovation of old housing built before 2000, which accounts for 9% of total housing stock [5][6] - The introduction of the "Existing Residential Kitchen and Bathroom Renovation Technical Regulations" by the Jiumu brand aims to standardize and improve the renovation process, addressing quality and service issues in the home improvement sector [6] - Jiumu has launched a nationwide initiative to provide a one-stop service for bathroom renovations, addressing common consumer pain points such as long renovation times and lack of transparency [6]