The tenet of Kaiphone is innovative and continuous operation, in order to further advance technology and product quality, Kaiphone recently develop new product continuously and also apply for American UL for UL 1, UL 360 and UL 514B fitting. In 2003, Kaiphone got the certificate from China Classification Society for protective flexible metal tube. Kaiphone passed strict inspection of American UL laboratory, CE standard certificate, EN-50086 certificate, relevant certificate for fire proof of coating material, relevant certificate for American UL514B of connector etc... Flexible Metal Tube Series of kitchen guarding passed NSF , IAPMO , CSA , TOV safety certification etc.