Drilling Machinery Co., Ltd. Shandong Weifang HTC since its inception in 1986, has been committed to drilling machinery, drilling machinery is a research and development, manufacture, maintenance of professional drilling machinery manufacturing enterprises. The company produces various types of drilling equipment, through our tireless efforts finally succeeded in 2007, developed a new and efficient hydraulic and pneumatic drilling machine, the product tested is the general efficiency of the rig a few times, effectively shortening the duration of time the user for greater profits, the product of hydraulic drilling system parameters designed to facilitate efficient operation and maintenance, any aperture setting, to adapt to a variety of formations, pile holes and wells, engineering, construction to meet basic needs. Company of "quality first, sincere to the letter, long-term cooperation, mutual benefit and win-win" business philosophy. Www.wfhdzj.com Tel 13964705111