Business processes are on demand to be integrated in enterprises and among business partners. Standards are available to support integration, and both the business systems and integration products (EAI software) provide various ways and adapters for integration. It is challenging to look for a high-performance/low-cost manner for integrate business systems depending on concrete scenarios, and a general catalogue for integration method would be of interest.

On the other hand, enterprises calls for business process management (BPM) to orchestrate and streamline their composite business processes. It is also within the concern of this paper that how BPM benefit. A detailed inside look and a prospective outlook of BPM is endeavored.

The discussion within this paper mostly based on the integration broker Exchange Infrastructure (XI) from SAP and Web Logic Integration (WLI) from BEA. The two tools are studied and analyzed in this paper, to give a summarization of general process integration methodology and technology, and general requirements for such kind of integration tool.