We are one of the largest petroleum drill pipe manufacturers in our country. We approach you today in the hope of establishing business relations with you and expect, by our joint efforts, to enlarge our business scope.

The annual production capacity of drill pipe exceed 30,000ton. The production range is from2 3/8'' to 5 1/2'' in grade E75 to S 135.

XDZJ set up technical center and inspection center with advanced equipment. XDZJ own a number of independent intellectual property rights. Non-dig drill pipe is awarded "scientific progress"honor. High level geological drill pipe is Chinese famous export product. XDZJ persevere in the principle of quality and efficient. We have obtained the certificate of ISO9000:2000 and API Q1. Authorized by API to use the API monogram(License Number: Spec5D-0096; Spec7-0602; Q1-0054).

We are looking forwarding to your early reply.