合作: oilfield machine drilling rig downhole tool 2008年9月22日，10:28:21
This is Frank.He from China, We can support you for most drilling tools or oilfield equipments, such as:
Drilling rig equipments:Rotary Table, Swivel, Travelling block&hook, SCR/VFD/MCC, Standpipe.... | 
送信 |
