Abstract: The routine work of testing laboratory management is very rich, and a large amount of data are involved. The information-based management system makes the laboratory management more efficient by integrating all resources. Beginning with the requirement analysis, design scheme of the information management system which included background of the system, function module, design principle etc was detailed. The laboratory information management system was developed based on B/S mode by adopting Web. The systematic function modules involved samples, equipments, testing, persons and so on, basically covered all areas of laboratory management, and could meet the requirements of laboratory informatization management.