Abstract: The present invention relates to a system and a method for cyber-expo operating multi-exhibition and managing cumulate data. The system for cyber-expo operating multi-exhibition and managing cumulate data comprises an exhibition material database which stores materials necessary for exhibition; a virtual space; at least one web server; a managing server; a main system. Further, in the system for cyber-expo according to the present invention, the main system selects one from a plurality of web servers, matches the exhibition material of the participant, and automatically generates the virtual exhibition space.