henan dongfanglong machine manufacture co.,ltd-j9九游国际真人

henan dongfanglong machine manufacture co.,ltd was founded on 1999, with the location of the intersection of 106 national ...more>>

hornor

api 5ct

video

· api 5ct tubing plug	2024/1/30
· foreign customers visiting factories	2023/12/20
· china deepens soe reforms, involving more ma	2023/10/27
· mid-autumn festival	2023/9/27
· coupling,pup joint.	2023/8/26
· tubing coupling	2023/7/28
· tubing plug	2023/6/26
· api 5ct coupling	2023/5/29

· xinjiang oilfield strives to write a "warm a	2023/11/27
· in shanxi, coal-bed methane gets a boost	2022/11/29
· digital transformation fuels energy industry	2022/10/28
· enterprise credit report	2022/7/25

henan dongfanglong machine manufacture co.,ltd was founded on 1999, with the location of the intersection of 106 national high way and jintian road, east industries areas of puyang, henan, china. we have more than 15 years of experience of producing, developing and selling tubing coupling,casing coupling,pup joints,tool joints,and so on. we have the iso 9001 quality control certificate, api - 5ct certificate.

friendly links: