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No.61 Friendship West Road, Beilin District, Xi'an, China

Tel: 86-029-86032369

Fax: 86-029-86032369

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We?are?Shaanxi Hainaisen Petroleum Technology Co., Ltd.is engaged in diamond drill bits, diamond core bits ,geological exploration and mining drill bit of R &D,manufacturing and sales.the company is located in XI?�AN JINGWEI zone ,spanning between two rivers ,where convenient transportation,abundant ,honest,beautiful scenery .in the early stage of the market has formed a good block ,have agood block ,have a good reputation in the industry ,the company adhere to the long ?�term development path. H...more

 

 

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