TY-370GN crawler-type hydraulic down-the-hole drilling rig: it is a large-scale down-the-hole drilling rig with a drilling range of 200 meters. The advantage is that the drilling speed is fast, and the disadvantage is that it is bulky.

2. TYLQ100D wheeled down-the-hole drilling rig: It is a small and medium-sized down-the-hole drilling rig with a drilling range within 200 meters. The advantage is that it has sufficient power. The disadvantage is that the drilling range is small and the drilling range cannot be expanded.

3. TYQZJ100D bracket type down-the-hole drilling rig: it is a small down-the-hole drilling rig with a drilling range of about 40 meters. The advantage is that it is light and the disadvantage is that the drilling speed is slow.