Research on the information of product design

With the fast development of era and the constant progress of social civilization, information plays an important role in product design and affects the whole process of design. To study the information in the process of product design, the novel approaches, questionnaire and semantic differential (SD) method, were employed to investigate the different kinds of information and the different needs between designers. From this study, the model of design information was explored and defined, the usages of information was put forward. And the study of the information also will assist the designers in product design and improve the design management.