Most natural fibers such as wool, cotton, etc., there are only a few inches long, so you have to rub them first growth yarn, and then weave, the first to use this way, life is probably around 9000 BC in rice suo of residents in the mountains of gloucester, because they are the first to tame sheep people.

Flax fiber is the earliest human use of natural fiber, is the only natural fiber bundle of plant fiber, with natural spindle structure and unique pectic substance hypotenuse hole,

AB yarn structure features: siro spinning of synthetic synchronization twist yarn with special structure, siro-spun neat surface of fiber, yarn structure, less hairiness,