Baotou Liande Oil and Mechanical Co., Ltd is built in 2004, and we mainly produce different kinds of sucker rod , pony rod , sinker bars , drive rod, polished rod , couplings , subcouplings, rod guides.Now we have 136 workers , and the anuual productivity of sucker rod is more than 5 million meters . we are one of the main suppliers of CNPC and SINOPEC.On 2006, we got the Amercian Petroleum Institute Certificate , also we got the ISO9001 certificate in 2005. With quickly development and new challenges , we are making every effort to widenning international market , to some extent , we got good achievement , from 2011 to 2012 we exported polished rods to Indonesia and different grade sucker rod to North Amercia , India , Colombia .Though we have a long way and big challenge in widening international market , we are dong our best to get a little progress every day. We are looking forward to cooperating with all clents all over the world, and we will provide you with satisfied service , and get mutual benefit.