The smart home industry in China has experienced rapid growth over the past few years. With advancements in technologies such as the Internet of Things (IoT), artificial intelligence (AI), and automation systems, smart home devices are now becoming more accessible and affordable for consumers. These innovations aim to simplify everyday tasks, increase energy efficiency, improve security, and enhance convenience. Smart relays, which act as the foundation for many of these systems, are crucial components in controlling appliances, lighting, and other home devices remotely.