... GRADE GEL COATSPECIAL WORKMANSHIP5-YEARS GUARANTEE Our factory for shower tray and basin had been in this ... , Norway, France, etc.,we use high grade material for production:GN level Ashland brand gel-coatYabang brand Polyresin Quartz ... 10 years, we have supplied to England, France, Germany, Italy, Norway, etc… We have a few but active nucleus ... part of that interaction. resin stone wash basin for Italy