In　order　to　adapt　to　fast-changing　consumer　needs　and　minimize　design　and　modeling　work,　this　study　employs　theme　matching　method　to　discuss　the　theme　matching　model　and　sanitary　ware　product　design　and　to　take　the　specific　case　of　shower　design　in　order　to　create　the　software　of　3-D　shape　design　system　for　sanitary　ware　products　based　on　theme　matching　model　and　computer-aided　design　as　well.　Production　practice　has　shown　that　the　system　has　successfully　completed　rapid　industrialization　and　improved　the　efficiency　of　sanitary　ware　product　design　and　development.