Abstract: An overall conceptual model of integrated management of enterprise data is presented.By using product oriented approach and regarding product design data as data source,the BOM system of product configuration is built and the mapping relations among multi-BOMs of enterprise objective data are described in detail.Meanwhile,regarding product as the guidelines towards enterprise objective,the associative mechanism of various BOMs is constructed to realize the consistency control and management of enterprise data and to cope with the distributed storage and access of enterprise data.