Finance, as the core of the modern economy, is the industry with the most intensive application of information technology and the highest level of application among all industries in the national economy. The level of informatization in the financial industry has become one of the important indicators of a country's modernization level. Financial information infrastructure has become the country's strategic infrastructure and has been highly valued by governments around the world and listed as a priority for development. Various types of computer-based financial information systems are an important foundation for the operation, management and decision-making of the financial industry. They occupy a strategic position in financial development. They are innovative service products for the financial industry, improve service quality, participate in global competition, and gain competitive advantages. It is an important foundation and guarantee to prevent and control financial risks and promote the steady development of the financial industry. With advanced technology and communication requirements, we implement a comprehensive wiring project in the newly constructed office and communicate with other buildings in the office. We implement the transmission of data, voice, images and cable TV signals internally, and realize the communication between each system and the outside. Confidentiality and security requirements are extremely high.