Xi an Heaven Abundant Mining Equipment CO.,LTD
Un prufessiunale cutter pdc, pdc, bit, pdc core bitjoca
Address: B302 Productivity Building Dianzi 3rd road of yanta district, XI'an, Shaanxi Province, China
situ: www.tydrillbits.com
Tel: + 86 29 88894370
Fax: + 86 29 88894370-602
E-mail: robert@tydrillbits.com