This paper introduces an Engine Type of Quick Page Construction Service Based on Page Model. This service is ahead in electric power industry. With few codes or not, normal developers can quickly construct business applications with UI and business logic. This paper mainly expounds the principle and composition of Page Model, Page Designer and Runtime Engine in the Page Construction Services. Given the practical results of some supporting projects, it greatly increases the development efficiency and reduces operational costs, and it also has excellent adaptability and scalability.