The Purples mask has a number of invention patents, utility model patents and appearance patents. The Purples has a professional team for technical research and development, With more than 30 members. many of them have master's or doctorate degree, graduated from Peking University and Tsinghua University and other well-known universities to establish a post-doctoral mobile station for masks.
Each mask produced by The Purples is qualified and conforms to EU standards and(or) Chinese standards. Excepting the most completed CE certificates, The Purples also obtained Russia EAC, free sales certificates from Mexico, Colombia, Brazil and other countries.