Grand Barony Hotel is an international five-star brand hotel. To solve the problems of tedious lighting control modes and high power consumption, the new banquet hall adopted HDL Buspro intelligent control system. HDL Buspro intelligent control system can be connected with conventional electrical devices and appliances to implement many functions, such as lighting, shading, air conditioning and so on. In this project, various modes were set to satisfy the actual needs of the hotel, including the welcome mode, the leisure mode, the performance mode, the cleaning mode, etc.