小户型四代住宅，突然爆火

Core Insights - The trend of smaller fourth-generation residential units is increasing, with many new products being launched below 140 square meters [1][2] - The market response has been positive, with some projects achieving over 90% sales rates upon launch, indicating a shift towards "equalization" in residential products [2] Group 1: Key Features of Fourth-Generation Residential Units - The core advantage of fourth-generation residential units is the high efficiency of space utilization, with some units achieving a 100% or higher usable area ratio [3][4] - Strategies for expanding usable space include semi-gifted balconies and fully gifted terraces, which significantly increase the effective living area [4][6] - Innovative designs such as full-window bay windows enhance indoor space usage and comfort, allowing for flexible modifications [7][9] Group 2: Evolution of Terraces - The design of terraces has evolved, with double terraces becoming a standard feature in compact units, enhancing both functionality and privacy [10][12] - Many projects now feature terraces that are strategically placed to improve interaction with living areas and provide better lighting [16][18] - New designs address privacy concerns by using offset layouts and solid walls to prevent direct sightlines between units [22][23][27] Group 3: Competitive Features in Interior Design - There is increasing competition in the design of compact units, particularly in the 100 to 143 square meter range, focusing on functionality, comfort, and cost-effectiveness [29][31] - Features such as private elevator halls and dual kitchen designs are becoming more common in mid-range projects, previously seen only in luxury units [31][33] - The introduction of additional functional spaces, such as service rooms and storage areas, reflects a trend towards more versatile living environments [33]