Clothing is the carrier of modern scientific and technological progress. Nowadays, with the rapid development of science and technology in the world, knowledge economy is coming. The pillars of knowledge economy are high-tech and information technology, which will affect and determine the clothing industry in the 2 1 century. In the next few years, the most important task for the development of science and technology in clothing industry is to change and upgrade the functions of traditional clothing by using high-tech and information technology, which will be mainly reflected in the research and development of smart clothing.