This paper mainly describes the electronic information system room structure reinforcement and waterproofing system design, performance requirements of the building room by a description of the building structure from the room location, room of the physical structure of the composition and its impact on the special requirements of load-bearing and water analysis of alteration characteristics of the engine room and engine room load analysis and calculation to explain room and carbon fiber reinforced concrete structure design and application of reinforcement techniques。
   Respectively, structural waterproofing and precision air-conditioned room and engine room water leakage monitoring system, the system design。
   Finally using examples of a securities company rebuilt the engine room has been designed with reinforced construction and the construction results obtained are described。