GLS Quartz is a China supplier of quartz products solution. With quartz material character of 99.99+% high purity,temperature stability, corrosion resistant,our products are widely used in:Laboratory,Lamping,Semiconductor,Solar Silicon,University Research,Medical ect.Our custom glass fabrication capabilities make sure shapes can be combined with custom precision bores of virtually any shape.GLS can offer quartz products in the form of quartz tubing, quartz rods, quartz ingots, quartz discs, quartz plates,quartz cylinders,crystal singing bowls and many abnormities.