Consists of integrated down-the-hole drilling rigs,full hydraulic open-pit drill carriages,multifuctional cutting drilling rigs, ground screw drilling rigs, down hhole rock drill jumbos ect. It is widely used in construction such mining projects as cement, metallurgy, coal mines, quarries, etc., and such new energy projects as railways and highways, water conservancy and hydropower, national defense construction and housing contruction.