Melange yarn is one kind of color spinning. It is a yarn with unique color mixing effect, which is made of two or more different fibers after full mixing after reactive environmental protection dyeing. This kind of yarn has a natural and harmonious color and is not easy to fade. After the yarn is finished, it does not need printing and dyeing. It is directly knitted or woven, reducing the cost and environmental pollution. It is suitable for knitted sweaters, casual clothes, etc; The fibers of different colors adopt a variety of mixed spinning methods, showing natural and uniform colors, smooth and soft surfaces, and durable colors; The woven fabric has a hazy three-dimensional effect, which is both fashionable and elegant.