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Shanaxi hai nai sen Petroleum Technology Co.,Ltd is engaged in the diamond drill bit, diamond core bit, geological exploration and mining bit of research and development, manufacturing and sales. Company located in JingWei Development Zone In Xi'an City， it across 2 rivers, with convenient transportation, rich products, good folkway and beautiful scenery.Company was established early and has formed a good market segments, but also have a good reputation in the industry, Companies adhere to the long-term development path.
Shanaxi hai nai sen Petroleum Technology Co.,Ltd. has many excellent experts, they are engaged in research of diamond bit, geological mining bits, design and manufacture. using advanced technology at home and abroad, aiming at different strata, geology, mine design diamond bits for oil of PDC , various types of Diamond Core Bits, geological mining drill bit, company also produce grinding shoes, set of downhole tools such as mill.
http://www.pdcoiltool.com