WHO WE ARE?TIANJIN HXT METAL SURFACE HEAT TREATMENT CO.,LTDIS A PROFESSIONAL HOT DIP GALVANIZING FACTORY LOCATED IN JINGHAI CITY ,TIANJIN, CHINA.WE HAVE TWO KETTLES WITH THE FOLLOWING SIZES:12M LENGTH X 1.5M WIDTH 2.8M DEEPTH 7.5M 2.0M DEEPTH.WHAT DO?WE ...