上海昌潤極銳超硬材料有限公司位于上海莘莊高新技術產業園。公司生產和提供世界領先水平的超硬材料，其核心產品有人造金剛石和立方氮化硼（CBN）顆粒及復合片。憑借其穩定的質量和專業的解決方案，公司產品暢銷亞洲、歐洲、美洲等地。
公司采用ISO9001：2008標準嚴格控制生產，保證客戶收到滿意質量的產品。公司擁有雄厚的技術實力和持續的創新能力。公司研發團隊由行業內的資深專家帶領，積極開展與國內外大學和研究機構的合作，探尋超硬材料在各個行業應用的新飛躍和全新超能材料的開發。
CR GEMS Superabrasives Co., Ltd. locates in Xinzhuang High-tech industrial park, Shanghai. CR GEMS manufactures and provides excellent quality superabrasives, mainly synthetic diamond, CBN, PCD and PCBN. Based on its consistent quality and professional solution, CR GEMS products receive wide popularity and high recognition in Asia, Europe, America and other regions too.
CR GEMS strictly controls production with ISO9001: 2008 quality management system, to ensure the customers receive satisfactory products. Also, CR GEMS has solid technical strength and sustainable innovation capability. Its R & D team is led by the senior experts in the superabrasives industry, and develops successful cooperation with universities and institutions at home and abroad, explores superabrsives’ new application in various fields and creates new super materials.