HZ-138YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-140YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-142YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-144YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-146YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-130YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-132YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-134YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
HZ-136YY drilling rig is mainly used for geological general investigation and exploration, road and tall building foundation exploration.
