​Cotton hemp refers to cotton and hemp as raw materials for textiles, cotton And hemp are temperate plants that grow separately from cotton.The seeds of flowers and flax are partially harvested and dried.Machine threshing, breaking down seeds and cotton parts, passing through Machines pressed, after weaving into lines, cloth, and finally After dyeing, finished product. The Egyptians first discovered the use of Asia Fiber, 8, 000 years old, China at 400.The use of ramie for spinning was discovered in the Neolithic period 0 years ago.Weaving materials.