1) Enterprise internal application

to solve the internal business process and data flow

Including whether the business process is automatically transferred, or how it is transferred, and the importance of the business process. From the perspective of application and technology, EAI is divided into interface integration, platform integration, data integration, application integration and process integration. 2) Inter enterprise application integration (EAI) enables customers and business partners in the application integration architecture to share information through integrating all applications and databases in the supply chain.