As for the problem of state loss in the process of evolution,this paper separates the data from the service component to resolve this problem under the support of the service-oriented component model in OSGi Release 4.

Along with the development of Service Computing,it become the hotspot to construct the application with the service component distributed on the grid environment.

Discussion about the integration of component services with finer granularity in SOA applications;

Based on the trend of service supply chain and the features of service-oriented loose coupling system in service science, the paper analyzes the connotation and features of service-oriented supply chain, proposes a supply chain network model based on service components on the basis of comparing the traditional supply chain model and with a case, the model is proved.

The requirement of software reuse promotes researches and developments of reusable application framework and business components.

Furthermore, business components of ERP were classified and acquired.

The service architecture for business components is given,and the software development automation platform to implementation this new development automation methodology is introduced.