Core Viewpoint - The article highlights significant disputes between homeowners and the developer of the Haide No. 1 project in Shanghai, focusing on unauthorized design changes, discrepancies in measured and predicted areas, and various quality issues leading to homeowners refusing to accept their properties [2][3][4]. Group 1: Project Background - The Haide No. 1 project was originally developed by Gree Real Estate Co., which has since been rebranded as Zhuhai Huafa Group after transferring its real estate business [2][3]. - The project launched 163 units in February 2023 with an average price of 129,800 yuan per square meter and a subscription rate of 392% [3]. Group 2: Discrepancies in Area Measurements - Homeowners reported being forced to pay significant fees due to discrepancies between actual and predicted areas, with some facing additional charges of up to 600,000 yuan [4][5]. - The discrepancies were attributed to changes in the building's external outline and internal wall thickness, leading to an increase in measured areas [4][5]. Group 3: Quality and Compliance Issues - Homeowners expressed dissatisfaction with the quality of construction, citing issues such as rough interior finishes and design flaws that hinder functionality [7][10]. - The project reportedly failed to meet contractual agreements regarding public area standards and overall quality, further solidifying homeowners' refusal to accept the properties [7][12]. Group 4: Developer's Response - The developer, Shanghai Haikong Baolian Real Estate Co., claimed that the project adhered to all relevant regulations and standards throughout its design and construction [15][16]. - Despite ongoing communication, many key issues remain unresolved, and the developer has been criticized for a lack of genuine engagement with homeowners [16][17]. Group 5: Legal Actions and Future Steps - Some homeowners are considering legal action due to the developer's alleged breaches of contract and quality issues, with suggestions to pursue civil lawsuits or file complaints with relevant authorities [17].