Shandong longye machinery co., LTD is a backbone enterprise specialized in producing hydraulic drilling rig, engineering drilling rig, hydrologic drilling rig and geological survey drilling rig. The company covers an area of 35,000 square meters, more than 160 employees, engineering and technical personnel more than 20, all are professional design talents. The company to concept innovation as a guide, strategic innovation as a guarantee, to organizational innovation as a guarantee, to technological innovation as a means, to market innovation as the goal, with the dragon