Big data is used to collect and analyze information, and U + cloud brain deep learning model is used to automatically adjust the heating time and temperature of the water heater. Finally, through a long time of machine learning, we can actively provide personalized customized solutions for users. According to the user's life law, we can save resource consumption and make users get comfortable smart home experience. Haier's innovative MFOP quality model has greatly improved product quality and reliability through the integration of Internet of things and home appliance industry.