Teaching DrillingThe rig can be used not only for full training purpose but also for drilling well with Max. depth 1000 meter./r/nThere is a modernized classroom on the left side of the drill floor, for students to observe and study; and inside there are integrated teacher's chair and student's chair. The entire driller's operation process can be replayed on the big screen in front of the classroom by synchronized closed-circuit projection system, for easy real time explanations./r/nDW speed and function control adopts “hydraulic disc brake+ dynamic brake + AC VF control”./r/n