Combining with model-driven (MDA) technical characteristics and business process management (BPM) concepts, research and implementation of the system platform, which was used to meet the current needs of multi-participant project management for survey and design enterprises, was presented. Firstly, a system framework and implementation strategies based on BPM was proposed, which focuses on the XML-based model-driven implementation process and technical characteristics; Secondly, the software system of multi-participant project management for Survey and Design Enterprises has been accomplished, taking into account the actual needs of the project management; Finally, the core business modules and business characteristics of the system were described.