Metallized Ceramics, Ceramic Substrates, Pepper Mill Mechanism manufacturer / supplier in China, offering Excellent Heat Dissipation Ceramic Plate Aln Aluminum Nitride Substrate, Excellent Heatsink Performance Aln Plate Aluminum Nitride Ceramic Substrate, Laser Drilling Aluminum Oxide Al2O3 Alumina Ceramic Plate for Thick-Film Electronics and so on.