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Core Viewpoint - A new national standard for household appliances will be implemented on January 1, 2026, requiring manufacturers to indicate the safe usage lifespan of their products, addressing safety risks associated with aging appliances [1][5]. Group 1: New National Standard - The revised national standard mandates that manufacturers must label the safe usage lifespan of household appliances, which cannot be less than the warranty period of the main components [1][5]. - The safe usage lifespan is calculated from the date of first purchase or installation for products requiring professional installation [3]. Group 2: Safety Risks of Aging Appliances - Aging appliances may lack essential safety features, increasing the risk of failure, such as overheating or electrical leakage [5]. - The insulation of wires and components can deteriorate over time, leading to potential fire hazards and electric shocks [5]. - Performance degradation in older appliances can lead to increased energy consumption, as seen in older air conditioning units that operate less efficiently [5][6]. Group 3: Consumer Guidance - Consumers are advised to purchase certified appliances and avoid counterfeit products to ensure safety [8]. - Regular inspections of electrical connections and timely replacement of damaged wires are recommended to prevent hazards [9]. - Proper usage of high-power appliances, such as air conditioners and water heaters, should include dedicated circuits to avoid overload [10].