Chongqing Research Better Science&Technology Co., Ltd. (short for RBST) was founded in 2011, and our core team has more than 30 years' experience on R&D and production of advanced materials. RBST has been a worldwide top-ranked high-quality materials' supplier.So far, more than ten advanced materials and projects have been produced or being researched in RBST, including high-purity aluminum oxide which are applied for the third-generation semiconductor GaN chip substrate; aluminum nitride powder which is applied in third-generation semiconductor; materials for NEV; chip polishing materials; high-purity optical materials; high-purity ultra-high temperature materials (under research), etc. The products of RBST sell well at home and abroad, which are widely used in many fields, such as LED chip substrate, smartphone,TV sets, electronic wearable devices, luminous materials, lithium separators, electronic substrates, IGBT, UV windows, infrared detection, aerospace diving equipment and so on.