Henan Huanghe HuiKai Diamond Bit Co.,Ltd.,as Henan Huanghe Whirlwind Co.Ltd which is listed on shanghai Stock Exchange,is a subsidiary company of Henan Huanghe Enterprises Group Co.Ltd.,and is one of the larger and stroger plats undertaking PDC diamond bit in China.With advanced technique and many specialists including senior engineers,Ph.D graduates and master's graduates who have involved in synthetic diamond and its related products, and can provide many types and sizes(from 31/2"to171/2")of PDC,TSP,natural diamond bits,involving in drlling,coring,sidetracking and bi-center(or off-center)bits.The company is licensed under ISO9001 and certified to API,and can provide drilling tools and related assmbly for oifield,coalfield,geological exploration,instruction engineering,etc.,and can also perform individualized technical field services to satisfy the costumer's requirements.

    With the predominance of human resources,capital,technology,marketing network,sales network and good management,the company can take the advantages of flexible management system,prompt response,hith reputation,high quality and technical services to provide high quality products and perfect service for customers under the guideline of"High level,High efficiency,excellent stuff,perfect services".