Sewing thread refers to the thread used for sewing textile materials, plastics, leather products, and sewing books and periodicals. Sewing thread has the characteristics of seamability, durability and appearance quality. It is divided into sewing thread, embroidery thread and industrial thread according to its use. Thread, etc., and the commonly used classification is divided according to raw materials: natural fiber sewing thread, synthetic fiber sewing thread and mixed sewing thread. With the development of the polyester industry, more and more sewing threads use pure polyester fiber as their raw material.
