Indust rial design is an impo rtant part of mo dren indust ry . It is necessar y to improve inst ruct ional quality and effect of indust rial desig n course. T his w il l be an effect ive metho d to build up tho ug ht on indust rial design o f technolo gist . On the basis of analysing the speciality and object iv e o f indust rial desig n course, a new idea on indust rial design CAI and the composit io n of mult imedia CAI so ftw are is put fo rw ord in this paper . Also the brief specif icat ion abo ut usag e and o perat ing env ir onment o f sof tw ar e is given.