Henan Yalong Superhard Materials Co.,Ltd., a company established in 1992, is one of the largest professional producers of superhard materials. It is equipped with advanced auto micro-powder production lines, advanced micro-powder analyzer and tester (electronic scanner Phenom-Prox), and granularity analyzers (Microtrac-UPA150, Microtrac-s3500 and Microtrac-x100).    Our main products include synthetic diamond micro-powder,synthetic diamond grinding paste,synthetic diamond grinding grits(RVD),plated products like Ni-coated synthetic Diamond micro-powder/grinding grits and vacuum Ti-coated synthetic diamond micro-powder/grinding grits, and resin bonded diamond grinding wheel.