Metallized Ceramics, Ceramic Substrates, Pepper Mill Mechanism manufacturer / supplier in China, offering Customized Electrical Insulation Alumina Ceramic Heat Sink, 0.1mm 0.2mm Lapped Polished Substrate 99.6% Al2O3 Alumina Ceramic Wafer, 0.38mm 0.5mm 0.635mm 1mm Aln Aluminum Nitride Ceramics Substrate and so on.