Abstract: The definition and creation techniques of context-aware service are firstly introduces in this paper. Then Parlay policy management service capabilityfeature(SCF) is simply described. The focus are adding policy agent and policyagent server which are managed by Parlay application programming interface(API),bringing up the idea of context-aware process(CAP) which is running in the mobile terminal, and the design of policies store. This construction moves the adaptive context-aware service to the next generation mobile network service support platform. In the end, the schema advantage of performance and architecture areanalyzed.

Key words: :context-aware, adaptive, agent, policy server