• Double Z Piling Machinery Co.,Ltd

    Science&Technology park jianxi district luoyang city Luoyang, Henan

    We has broken away from a series of technical bottlenecks in long time construction operation pile foundations, and solved some problems puzzling the production rotary drilling rig present time. we have worked out multifunctional that can be attached to ...
  • Qingdao Yankee Mechanical and Electronic Equipment Co., Ltd.

    NO. 75, South Fuzhou Road, Shinan District Qingdao, Shandong

    Established in 2002, Qingdao YanKee Mechanical and Electronic Equipment Co., Ltd. is a high-tech enterprise which integrates design, R & D, manufacture sales of onshore offshore petroleum equipments / accessories. Since its foundation, the company has ...