Zhuzhou cemented carbide group corp.ltd,eatablished in 1954,diamond brand is the biggest carbide manufacture from china.(ZCC group)Zhuzhou Cemented Carbide Works Imp.&Exp. Co.(ZCCC) is the international trade organization under ZCC group.ZCC focusing on cemented carbide production and integrating preparation and deep processing of such refractory metal materials as tungsten, molybdenum, tantalum, niobium and cobalt.ZCC group mainly manufactures 6 product series including metal-cutting tools, mine excavating & petroleum drilling tools, hard materials, tungsten & molybdenum products, tantalum & niobium products and rare metals powder products. ZCC group has its possession of 13 manufacturing factories, 1 professional product departments and 5 share-holding companies,and has a national-level technology center, a national-level analysis & test center and the sole cemented carbide national key laboratory in this industry. ZCC has set up three R &D centers including metal cutting tools R & D center, hard material R & D center and PCB micro drill R & D center.As a enterprise superior in intellectual property right.ZCC has obtained nearly 600 patents in force, among which, lots of patents have won gold prizes in the domestic or international invention exhibitions.ZCC has successively passed Quality Management System Certification ISO9001, Environmental Management System Certification OHSAS18001 and Occupational Health and Safety Management System Certification ISO 14001. ZCC's "Diamond Brand" trademark has been registered in over 60 countries and regions, such as England, Denmark, South Korea, Australia, Israel, Canada, etc.ZCCC has four oversea branches in USA,Europe,Hongkong and india,in order to shorten delivery and facilitate customers at closer range,large volume of standardized producats are stocked in Ann Arbor,USA and Dusseldorf,Germany,enabling prompt order reponse and deliveries of most popular rods within 48 hours to our customers in North America and European countries.ZCC has been providing better local services for our customers around the world.