Hi, Thanks for reading. This is Marquis Hou from Guolong Health. It is my pleasure to introduce  our masks to you.  Certificate   About us Guolong Health was established in 2019. The original plan was biotechnology medicals , but it encountered corona virus COVID-19. Under the guidance of the Chinese government, Immediately, we changed to produce medical masks, including KN95 and 3-layer masks. At present, there are 3 production lines of 3-layer masks (1 high-speed line), production: 500,000 pieces of masks per day, 2 lines of N95 masks, 20,000 pieces of masks per day, 5 additional lines will be on April 20, and at that time, 70,000 pieces ofKN95 masks per day . The masks have passed the CE certification and registered by the FDA. Currently 80% of the masks are sold to oversea marketing now. OEM is also welcome.    Hunan Guolong Health Co,. Ltd E-mail:sales@guolonghealth.com Web:  http://www.guolonghealth.com Whatsapp&Mobile&Wechat:+86 15013505823   F5 No.14, Luyun Building,Tianyuan District, Zhuzhong City, Hunan Prov, China.  Connected with