The study and application of computer technology for mining in Changsha Institute of Mining Research (CIMR) began at the end of 1970's, and have expanded since mid 1980's.The more than 100 projects of computer application and study have deen carried out and over 60 papers on this field were written and published. The mathematical models estadlished in the study and application of computer for mining in CIMR during the past over ten years, the characteristics of those programs, and their functions serving in the practical application are described generally. on this basis, a discussion on existing problems and futur trend of computer application, has been made.