A service model-oriented software operation platform and an operation method thereof are provided in the present invention, so as to develop a safe, stable and reliable service model-oriented software system, which is easily extensible and learnable with a high development efficiency and a low maintenance cost. The software operation platform disclosed by the present invention includes a server-side system architecture and a client-side system architecture; the server-side system architecture includes a service model factory component, a service model control engine and an activity service model component; the client-side system architecture includes a client-side control engine, a data object agent component and a user interface component. The software operation platform and the operation method thereof disclosed by the present invention lay a solid foundation for the development of the service-oriented software technology, provide solutions for the development of the computer software system in the cloud environment, and opens new ideas and methods for the development and application of the networked software, thus they have a wide application range.