Yalanshi mask is a product of Wuhan Jincheng Wuhu Trading Co., Ltd. The disposable medical mask of Yalanshi is composed of non-woven fabric, filter cloth, nose clip and mask belt. Wade mask is a medical surgical mask produced by Jiangxi Wade Medical Health Management Co., Ltd., which is located in Budweiser Medical Equipment Industrial Park, Jinxian County, Nanchang City, Jiangxi Province, and was established on 20101.