The purpose of this research is to develop manufacture technological conceptual indicators, In order to be regarded as the teaching of technology education. Through making the setting-up of the technological conceptual indicator, Can develop the assessments that the technological conceptual according to the indicator, And in order to investigate the primary school of our country to students' manufacture technological conceptual situation of stage of the high school. The literature review, panel discussion, and Delphi technique were used to develop the conceptual of manufacturing technology. Draw 22 concept indicators after analyzing. Propose the suggestion, and the suggestion studied in the future according to the result of study finally.