Abstract: Owing to compressed image files having a variable lengths,a store format and the access operation method for that length variable record file were developed to save store space and improve file management performance. A hypertext user interface was built up with leading dynamic chain into this system to browse any object and improve the operating efficiency.A dairy cow conformation image information management system was developed, which integrated the functions of image analysis,dairy cow linear type appraisal and image information management, etc.