A lot of studies have been made on the conglomerate heavy oil reservoir by using well logging data and geological data．In this paper，a new interpretation model and method are suggested and various geological parameter are es timated accurately．Comprehensive eval— uation of the reservoir has provided a reliable basis for heavy oil development in fault block Leng一43．The pl-ocessing results of logging data of 27 wells in block Leng一43 show that satisfactory results can be obtained bY means of the program．