In order to change the industry valuable tacit knowledge into charts, tables and text of explicit knowledge, the researcher use non-structured interview and the knowledge spiral theory proposed by Ikujiro Nonaka and Hirotaka Takeuchi in this study to carry on the professional techniques and knowledge in systematic knowledge management. Besides, the researcher aggregated the wallet terminology, wallet pattern-making reference, and the explanation chart of wallet to provide people to learn who will be engaged in wallet pattern-making techniques. Moreover, one recommended direction for future research taken from the practical experience gained during course of this research were also given.