Qingdao outpost of mining technology and equipment limited liability company under the China aviation industry group company, mainly engaged in full hydraulic drilling rig, mining engineering; Electrical and mechanical equipment and machinery parts and components of the development, production and sales, and provide technical advisory services, products produced after sale service and technical training. With strong technical force, sophisticated technology and equipment, improve the means of detection, the company developed the Z46210, Z90-1, KD55A, KD55B full hydraulic drilling rig, the series of fully hydraulic drilling machine is designed for resource-poor mine deep and peripheral prospecting hole drilling machine without tower, also can be used for field surface exploration. The product has the advantages of small size, light weight, convenient move, low labor intensity of operator, the drilling efficiency higher characteristic. Drill hole diameter in the range of 36 - 95mm diameter, drilling depth can reach 850 meters.