Bamboo charcoal is made from bamboo, using pure oxygen high temperature and nitrogen barrier retardation calcination process and technology, which makes the micropores of bamboo charcoal more refined and honeycombed. Bamboo charcoal material is added into polyester melt spinning to make the final fabric natural. The far infrared, negative ions and the like, so that the fabric has deodorizing heat storage, humidity control and other health care functions, therefore, bamboo charcoal fiber is mainly used as underwear, baby clothes, sportswear, towels, bath towels, bedding and the like.