zhejiang bona steel tube co.,ltd

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Company: zhejiang bona steel tube co.,ltd Contact: Ms. tracy yao Address: haiyan great bridge new zone jiaxing city zhejiang china Postcode: Tel: 86 573 86985001 Fax: 86 573 86119777 Homepage: http://www.bonatube.com.cn http://tracy1022.86exporter.com E-mail: