we are a manufacutre of pyrithione zinc in china.as an agent of removing dandruff and anti-itch, zpt have been the first choice since about thirty years in the world. it has been widely used in the line of beauty and skin-care product. and also can be used as an agent of anti-mildew, antisepsis, which have been obtained the approval though food and drug administration (fda). zpt is no harm to the human body at the using concentration, and no irritation, allergy to the skin and mucosas. we provide high-quality pyrithone zinc to customers all over the world.it is our hope to promote,by joint efforts,both trade and friendship to our mutual advantage.