Core Insights - The construction sector's energy conservation and carbon reduction are crucial for achieving the "dual carbon" goals, with future "good houses" defined by their green, smart, and sustainable characteristics [1] Group 1: Event Overview - The "Good House Technology Exhibition" opened on November 7, organized by the Ministry of Housing and Urban-Rural Development's Science and Technology and Industrialization Development Center, along with over 20 co-construction units including state-owned enterprises and research institutions [1] Group 2: Energy Efficiency Innovations - Central air conditioning is identified as a significant energy consumer in buildings, with Haier's magnetic levitation central air conditioning system being 50% more energy-efficient than traditional units, further enhanced by AI algorithms that improve energy savings by approximately 20% [2] - A comprehensive energy management platform showcased at the exhibition demonstrated a project in Qingdao that integrated 18 subsystems and over 5,000 device points, achieving over 40% energy savings compared to similar buildings, a 30% increase in office efficiency, and a 15% reduction in maintenance personnel [2] Group 3: Low-Carbon and Zero-Carbon Technologies - Haier's low-carbon technology is described as the "efficient heart" of buildings, while the zero-carbon solution provided by PROFROID utilizes CO₂ as a natural refrigerant, which does not harm the ozone layer and is considered one of the most environmentally friendly refrigerant technologies [4][5] - PROFROID's CO₂ refrigeration technology has been successfully validated in multiple global projects, including the "Ice Ribbon" project at the National Speed Skating Stadium, which saves up to 2 million kilowatt-hours annually and won the "Beijing Science and Technology Progress Award First Class" [4] Group 4: Future of Smart Buildings - Haier's smart buildings present a comprehensive innovative solution covering the entire energy usage chain, indicating that future "good houses" will be intelligent, self-sensing, and efficient green entities rather than mere concrete structures [7]