GQ-20Building Construction Tools And Equipment is developed based on GQ-15 rig,in order to meet the needing of construction of large dia .The structure of the rig is stable and reliable.

• Large torque,light weight and small size compare to the same kind drilling machine.It is easy to move.
• The mast is like a dragon door,the top-head can move down or up on it .Large strength,drill high accurate hole.
• Inner hole of top-head is large(182 × 182mm),can drill with forward circulation or reverse circulation drilliin method.
• The rig uses DF6S900 gear box of DONG-FENG truck,it has 6 forward gears,1 reverse speed,it is suitable for drlling various earth formation.It is good to handle accidents in hole,and easy to maintain due to using general spare parts.
• Top-head is equipped with man power chuck ,drilling with Square Kelly,large depth per drilling high efficiency .
• The Oil feed cylinders make the top-hand move up and down ,pressure and depression drilling easily,and have large pull ad push force.
• The retraction distance is 1550mm,have larger distance away from hole,to make the drilling tools up and down easily.
• Have waking device ,move and find hole position easily.
• Reasonable arrangement,operation easy, nimble and reliable.
• Can be equipped with special tower, drilling more conveniently.

Established in 2009.
Chongqing Gold Mechanical & Electrical Equipment Co,. Ltd is a high-tech enterprise specializing in R&D design, manufacture and sale of geological instruments, oil instruments and other precise instruments and equipments.

Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd is a high-tech enterprise for researching,designing,developing and producing oil treatment equipment.With it’s continuous drawing of lessons,unremitting innovation and borrowing of advanced technology form both at home and abroad,our company is now becoming a professional manufacturer of oil purifiers which are excellent in quality,capable of standing wear,complete in various styles.And it’s aviation,ship,railway,pharmacy and edible oil processing.Though highly acclaimed and favorably accepted by numerous customers and possessed of the right to import and export,to ensure the high quality of our products,we conduct our manufacturing in strict accordance with the standard JB/T5285-2001 by Ministry of Machine Building,standard DL/T521-2004 by Ministry of Power Industry.

Our main products range is geological equipment products (Drilling Rig, Geological, Prospecting, Welllogger, BoreholeCamera, Inclinometer) 

We have persisted on the business idea of “Integrity Basis and Quality First” for the stable and constant development.We are making effort to develop together with customers from both domestic and abroad on the basis of reciprocity.Client,quality and service are our supreme target.