we're the direct manufacturer of oil equipment,for instance,drill pipe,drill collar,casing,tubing,heavy weight drill pipe

we're the direct manufacturer of oil equipment,for instance,drill pipe,drill collar,casing,tubing,heavy weight drill pipe,spiral drill collar,line pipe,drill bit,fishing tools and so on.

The pipe body of drill pipes are all from TPCO,the product quality is the best.

If you're interested in them,please direct contact with me for furtherly cooperation.

Jenny

mobile:86-13675466243

skype:jenny08082

msn:zhangxingna-longteng(at)hotmail.com

casing