Through IoT smart products such as sensors, switches, lighting, etc., integrate into the elderly's life, so that family members and social workers can know about the elderly at home's situation easily and quickly. If forget to turn off the appliance, you can control the switch of the appliance through your mobile phone anytime and anywhere. . Install different home auxiliary equipment to ensure the safety of the elderly at home. Electric fire-free cooking brings safety and convenience to the elderly, and also reduces the risk of fire. Different household appliances allow the elderly to enjoy a relaxed and comfortable life.