The popularity of design clothing had experienced a hundred years, but its production and use had brought a large-scale waste of resources and environmental pollution. The ancient wisdom of "making the best of everything" was explored. Based on the traditional patchwork technique,and combing the aesthetic,practical,cultural and social needs, the secondary design of the old jeans was carried out, in order to reduce the pollution and waste and meet the needs of the modern market. Taking China's traditional quilting as a design reference, it aimed to make people focus on the traditional quilting culture. In addtion, in the process of thinking about solving the current design pain point, it was necessary to return to the origin of ancient wisdom and apply innovation design ideas to promote the inheritance and innovation of traditional Chinese techniques, which was worth further exploring in contemporary design.