ENVADA’s EN8000 system is an online vibration monitoring, vibration analysis and fault diagnosis expert system (TSI+TDM+ES). It can be applied to all large and medium sized rotating machinery. The EN8000 system has particularly powerful functions in vibration analysis and fault diagnosis, it can collect the state parameters related to the equipment safety continuously and automatically, including the key phase/revolution, shaft vibration, casing vibration, axial displacement, differential expansion, eccentricity, and other procedural parameters, such as temperature, pressure and switching value, and could form databases automatically. It could identify the operating mode of the equipment automatically, forecast and diagnose the faults, and boost the transformation towards preventive maintenance (status maintenance) in order to ensure the safe and stable operation of the equipment. EN8000 system is of modular design for flexible and convenient configuration. The system is provided with a nice and direct Windows interface for easy operation. The upper computer could communicate with several data acquisition boxes and could form a remote monitoring diagnostic center conveniently through the dial-up network. Our company owns the full intellectual property of EN8000 system and this product is featured in powerful expandability and maintainability. This product has been ISO 9001 certified at an earlier time as compared with those in the same industry and now there are more than 100 sets running on site and being welcomed by users.