Zhengzhou LD Diamond Products CO., LTD is a tech enterprise :PDC drag bit,PDC drill bit,PDC core bit
Contact Person : angela Job Title : Business Manager Telephone : Fax Number : Address : NO.1073,Hanghai East Road,Economic&Technological Development Area,Zhengzhou,HENAN,CHINA Zhengzhou, Henan Fax : 86 - 0371 - 60835788 Website : Visit website