... of SGH), CSG HOLDING, FUYAO Group, XINYI GLASS HOLDING LIMITED, SHANGHAI ,YAOHUA PILKINGTONThree Grades1.Red(Y) low-e glass ... a little sofer than the gray. The cutting efficiency is a little weaker than the gray. The usage parameter such as ... , Australia, Turkey, USA, South Africa, Poland, Iraq. Czech, The United States, CanadaCompany IntroductionEstablished in 1998, Zhengzhou Longda Abrasives Co ...