1. Drilling machine full hydraulic drive, easy operation and flexible, easy to shift, good mobility, saving time and effort; 2. Drill rotator with dual hydraulic motor drive, the output torque, greatly improving the drilling rig rigidity; 3. The new angle mechanism makes the hole more convenient, adjust the scope of larger, can reduce the requirements of the face; 4. With a dedicated drill pipe with drill (drill pipe, sleeve, eccentric drill, etc.), in the unstable formation with casing wall openings, conventional ball teeth drill hole; 5. The rig can be directly connected with the hydraulic station, the structure is simple; the hydraulic station frame is equipped with a roller, which is easy to move and relocate. The engine is composed of three parts: host, hydraulic station and console.