Kefu is one of the top ten domestic mask brands. Kefu is a well-known medical technology brand in Hunan, was founded in 2010 specializing in sphygmomanometer products and thermometers as well as medical disposable masks and medical equipment and instruments, bandages and other products production and sales service of large enterprises, in the domestic disposable masks brand ranked ninth. One of the non-woven disposable masks suitable for cold and flu group use