• Qingdao Longchangjie Machine Co., Ltd.

    Bozhou Road, the industrial park of zhongyun, Jiaozhou.

    Our company (formerly known as Qingdao Changjie Machine Co., Ltd.) is located in the world-famous port and coastal open city-Qingdao, enjoying convenient traffic transportation sea, land air. During past 10 years, our staff members absorbed professional ...
  • Zhangjiagang Sansu Machine Co., Ltd.

    Lejiang Road, Leyu Town

    Zhangjiagang Sansu Machine Co.,Ltd is the specialized manufacturer for 300-3000mm diameter steel reinforced plastic drainage pipe machines. We have more than 20 years experienced engineers extrusion In past 3 we devote ourselves to research and ...