Halnn superhard material Co.Ltd

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Company: Halnn superhard material Co.Ltd Contact: Ms. CBN Cutting Tools Address: Research 5# building B site 21-11 room,the national university science park,Zhengzhou Hi-tech District,Henan Province,China Postcode: 450001 Tel: 037167981990 Fax: 37167981990 Homepage: www.halnntools.com http://globalmem1194858.88exporter.com E-mail: