Successful cases


    • Water injection pipeline for west sea of Jinzhou 9-3
    • Expansion pipeline for Jinzhou 25-1
  • CNPC Xinjiang Tarim Oil Field

    • Gas transmission pipeline of Hade Operation Area
    • Gas transmission pipeline of HaZhong Operation Area
  • CNPC Daqing Oilfield

    • polymer pipeline of 1st, 2nd and 3Rd production Plant
    • water injection pipeline of the fourth Oil production plant
    • Electric Heating pipeline of the 8th Oil production plant