Fancy yarn refers to a yarn with special structure and appearance effect obtained by processing fibers or yarns with special raw materials, special equipment or special processes in the process of spinning and thread making. A type of yarn that acts. Almost all natural fibers and common chemical fibers can be used as raw materials for the production of fancy yarns. Yarn, rayon, etc. as raw materials. Various fibers can be used alone or mixed with each other to complement each other and give full play to their inherent characteristics.