1. Functional fiber refers to the fiber with special functions, such as conductive fiber, in addition to the existing properties of the fiber.
2. Optical fiber, ion exchange fiber, ceramic particle fiber.
3. Temperature regulating and heat preservation fiber, bioactive fiber, biodegradable fiber.
4. Elastic fiber, high emissivity far-infrared fiber, can produce anion fiber.
5. Antibacterial deodorant fiber, flame retardant fiber, fragrance fiber.
6. Color changing fiber, anti radiation fiber, etc.
