Dear Mr.Omid,we are glad to know you are also deealing in various valve.and chat with you on Whatsup.we are a professional factory of various valves in China and our factory established in 1958,we producegate valve,globe valve,check valve,ball valve,butterfly vlave and specialvalve.we export our superior products to many countries.we have obtained certificate of API and ISO9001and other quality certificate.we sinserely hope to cooperate with you,and have a chance to do business with you in this line.welcome to our website:www.sfvalve.com.cn ,you may check and search more products on the site.with best regards,SANMING HIGH & MEDIUM PRESSURE VALVE CO.,LTDSANMING CITY,FUJIAN PROVICE,CHINATEL:0086-598-5066298,MOBILE:0086-18659865012contact person:Malon