Copper-based antibacterial fibers have excellent antibacterial properties, and can be used to prepare socks, suspenders, bed sheets, towels, underwear, masks, rags, and air-conditioning filter papers with antibacterial properties. Tests have shown that copper-containing textiles do not cause skin allergies. Copper-based antibacterial fiber also has good anti-mite properties. The test proved that in the first 12 days of the test, the survival rate of mites in contact with ordinary plants was 100%, and after 5 days of contact with fabrics containing 2% copper oxide, all mites were killed. Anti-virus gloves and filter devices can also be prepared. The blending of copper fiber and cotton not only retains the soft feel of cotton fiber, comfortable wearing experience, but also increases the antibacterial and bacteriostatic effect of copper element. It is really the first choice fabric for home textiles, underwear, socks and other finished products.