Ｇlass-lined equipment is made of glass coating and steel plate, glass coating is fused onto the surface of steel plate at high temperature, which have the advantage anti-corrosion for glass and strength for steel plate. Glass-lined equipment is an ideal material for anti-corrosion and its surface is very easy to polish and no contamination to mediums. it is widely used in the fields of perochemical, light industry, pharmaceuticals, pesticides, foodstuff,dyess,scienftific research etc.