Kangbao mask is a brand. Baoweikang Mask is a famous trademark in China. According to the manufacturer, Guangzhou Baoweikang Medical Technology Co., Ltd. is located on the 3rd floor,No. 15/Building, Jinshi Avenue Middle, Shiling Town, Huadu District, Guangzhou City, Guangdong Province. Is a regular brand, dust-proof effect is very good, beautiful design, large quantity, affordable, individually packaged and easy to use.