The　paper　expatiates　how　service　industry　improves　its　competence　by　innovation　under　knowledge　background　with　the　help　of　manufacturing　service　enhancement　research,　and　as　a　new　profit　growth　point.　It　defines　manufacturing　service　enhancement　content,　and　studies　inspiration　to　service　innovation　from　four　aspects　including　re-interpret　product　concept,　improving　competitive　advantage　of　distinction,　Making　product　service　added-value　strategy　and　coinciding　between　service　innovation　and　service　pattern.