Cheongsam is a typical traditional costume in China, and the handmade craftsmanship has also become a national intangible cultural heritage, whose inheritance and development are an important task facing we face today. Based on the induction and analysis on the main part of the characteristics of Cheongsam technics and taking advanced custom silk cheongsam as an example, the method of the combination of graphics and texts has been taken to conduct detailed analysis and description on the typical process and details of the processing carried out for making, placket, collar, and fancy buttons during the process of cheongsam, aming to explore the inner essence and traditional cheongsam value, inherit and carry forward the traditional culture, and provide reference for the making, design and fabrication methods of modern Chinese clothing.