With the rise of cloud applications, big data and Internet of Things services, the system architecture of enterprise computer rooms is rapidly evolving. In addition to strengthening the old architecture, new functions are also constantly being added. Under this situation, overall system planning vendors with rich experience and skills that keep pace with the times have become the best help for enterprises and various types of institutions when building computer rooms. Since its establishment in 1990, JSIE has built many index data centers on both sides of the Taiwan Strait. Through years of experience and technology in this field, it has completed many index cases including government agencies and major technology companies, and has established a good reputation in the market.