hoyoo is a professional manufacturer of key ringchains, supermarketAirline and B2C E-commerce platfrom sellers including Amazon,Ebaylazada etc, but we are not only selling key ring but your production solution.Main materials arestainless steel iron, brass and titanium. We focus on the customers voices and needsto keep developing new collections and techniques since 1989. Distribution worldwide. Hoyoo is the intelligent choice for your business.