Abstract: In order to improve the teaching quality of computer-aided product design and stimulate students'interest in professional study, this instructional design combines Solidworks, a 3D modeling software, with 3D printing technology, and integrate into the traditional Chinese culture mortise and tenon structure design case. Through the teaching process of theory teaching, product design, 3D modeling, printing and manufacturing, enhance students'professional skills and cultivate students'craftsman spirit and innovative thinking.

Key words: Computer aided, Product design, 3D printing, Instructional design, 3D modeling, Innovative thinking