With the computer’s performance continuously improving, the price continuously declining, the computer has been increasingly used in the hospital medical care,
teaching, research, and management .the coming of era of information technology has greatly changed the world. We call a computerized hospital system as hospital management system in hospital management fields. Computerized hospital information system has become an essential infrastructure and technical support environment in modern hospital operations.
The purpose of this paper is to discuss the development of hospital management system process. this paper uses powerbuilder9.0 as a development platform, and uses ASA as database middleware to connect database and exchange data, and uses PB to write code. According to the functions, we can divide system into three parts: patient registration, pharmacy management and staff information management. a variety of statements provide sufficient information for the inquiry, it will greatly improve the efficiency of hospital management.