Reverse rig construction

Jining Zhuoli has a professional reverse drilling rig construction team, complete drilling equipment, reasonable price and high completion rate! Contracted the construction of underground coal bunkers, coal storages, coal slips, ventilation eyes, deep wells, vertical shafts, escape holes, iron ore hydroelectric back-drilling rigs. For more information: Manager 13181318406 Cao.
Reverse well construction
Reverse well construction scheme