Certificate of Origin
Certificate of Origin… Continue reading
Certificate of Origin… Continue reading
Model showing corona mask (Welcome to reprint, please indicate the source and copyright, thank you, bless.)… Continue reading
SENSO INTL LIMITED officially established and operated in August … Continue reading
Blue three-layer color protective activated carbon mask… Continue reading
KN95 masks are Chinese standard masks, which are a type of masks with a particulate filtering effect in China. N95 masks are certified by the National Institute of Occupational Safety Guards in the United States and are one of the nine types of particulate protective masks. KN95 respirator and N95 respirator are the same in terms of particle filtering effect, and there is no difference. Self-Priming Filter Anti-Particle Respirator… Continue reading