Shaanxi 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. Comp [Details]

Shaanxi Hainaisen Petroleum Technology Co.,Ltd
Address:No.61 Friendship West Road, Beilin District, Xi'an, China
Postal code:710200
Tel:+86 029 86063219-816
Fax:+86 029 86063219-816
Mail:alisamin@163.com
Website:http://www.pdcoiltool.com/
Contacts:hainaisen （Mr）
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