Abstract: Aimed at the problems of low user viscosity, lack of personalized products and low degree of intensive management of original Shaanxi meteorological mobile business, multi-contact channel technology and "microservice + application management" framework technology are adopted to build a unified user system of multi-contact channel, establish a targeted differentiated service system of multi-level meteorological products, and develop Shaanxi meteorological intelligent terminal mobile business platform based on multi-contact channel fusion technology. The platform realized cross channel and cross terminal unified user management services, greatly improving the refinement and intelligence of the whole process of Shaanxi meteorological mobile business, service and management. The platform has provided high-quality and efficient mobile meteorological services in major events such as disaster prevention and mitigation in Shaanxi Province, flood season guarantee operations and the 14th National Games.