格力缺席空调铝代铜自律公约，称铜材优势明显暂无计划

Core Viewpoint - The air conditioning industry is moving towards the adoption of aluminum instead of copper in their products, with several companies expressing commitment to a self-regulatory agreement, while Gree Electric Appliances has opted out, citing concerns over the reliability of aluminum technology [1] Group 1: Industry Response - Companies such as Haier, Midea, and Xiaomi have publicly committed to adhering to the self-regulatory agreement aimed at promoting the use of aluminum in air conditioning systems, indicating a collective effort to enhance the industry's image and competitiveness [1] - The self-regulatory agreement reflects the industry's strong anticipation for the technological shift towards aluminum, which is seen as a potential breakthrough for high-quality development in air conditioning [1] Group 2: Gree Electric's Position - Gree Electric has stated that it currently has no plans to adopt aluminum in its air conditioning units, emphasizing the advantages of copper in terms of thermal conductivity, corrosion resistance, and long-term reliability [1] - A technical leader from a major air conditioning brand noted that the industry had the capability to fully transition to aluminum technology two years ago, but the overall public acceptance and prevailing opinions have slowed down the adoption process [1] - Gree's absence from the self-regulatory agreement signals that the transition to aluminum still faces various technical challenges and uncertainties [1]