The paper analyzes the existing problems in the current manual evaluation model of Acute Pancreatitis (AP), and proposes the building of the AP scoring system based on hospital information platform. It expounds the design and implementation of the system in detail, including network architecture, structure, process, as well as database management platform, database design, etc., points out that the system is helpful to improve the working efficiency of clinicians, give timely diagnosis and treatment for the patients.