key chain,promotion key chain, key ring, fashion keychain, key holder accept OEM or ODM, high production and best service. key chain,promotion key chain, key ring, fashion keychain, key holderKeychainProduct specification:Material: zinc alloy, stainless steel, brass, aluminum, pvcTechnics: die cast, plating, debossed, embossed, etched, laser engraved, etc.Logo canbe offset or silk printing, ...