Man-made fibers are used in a wide range of applications, from general garments to industrial applications to high-tech applications. The functions and applications of the man-made fibers have been splendid in the textile market and have been developed to date. Some high-tech products are at the World Olympic Games. And other international competitions are highly regarded. Sportsmen are basically divided into three different models, high-level professional adventurers and record-breaking contestants, and other enthusiasts of competition sports, such as sports clubs, school competitions, etc. These players are basically functional. There are different needs, but the comfort and high-sensitivity features are indispensable. For top competitors, the main functional requirements are low resistance, high strength, lightness and stretch. For those who are looking for comfort and health, the required functions include warmth, UV resistance, quick sweat absorption, moisture permeability, deodorization and so on. Provides a relaxed and pleasant feeling for the wearer, rather than a feeling of burnout. From a perceptual point of view, fabric organization, hand, gloss, color change, transparency, etc. are important factors in fabric engineering.