Henan Drills-King Mining Technology Co., Ltd. was established in High-tech Zone, Zhengzhou, Henan Province in 2009, is a well-known enterprise,  provides related technical and service for diamond tools industry, and through the ISO9001 international quality system certification.  It is mainly engaged in manufacturing of PDC cutter, PDC drill bit, diamond drill bit, glass bit, brazed diamond hole saw, saw blade, engraver bur, grinding wheel, polishing pad, and other related tools, which is widely used in mining, geological exploration, drilling, cutting and grinding of stone, glass, ceramic tile and so on.