Building engineering project data process system

The invention discloses a building engineering project data process system. The system comprises a data server and a user service terminal used for accessing the data server, wherein the data server comprises a project bidding budget database and a project management database, the project bidding budget database comprises a project planning module, a budget cost management module and a bidding management module, and the project management database comprises a supplier management module, a purchase system module, a cost change module, a project cost management module, an artificial management module, a finance processing module, a visa document management module, an engineering final calculation module and an after-sale module. The system is advantaged in that actual, comprehensive, precise and accurate grasp and control on building engineering project execution conditions is carried out, work efficiency and work quality are effectively improved, work intensity is reduced, the building engineering management s