Graphene Mask is a new type of protective respirator formed by innovative application of a new type of graphene polypropylene melt blown fabric material in the key filter layer between spunbonded non-woven fabrics that constitute an ordinary mask.
Sichuan Shuer Medical Devices Co., Ltd. Tel.: 0086 400 6099 039 Whatsapp: +86 13568949177 E-mail: email@example.com Main Web.: cnjnkj.com