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 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 ...

WWEKOCHEM has been at the plastic processing from most than 10 years. At beginning our main business was a distribution of compounds. As we were trying to meet customer market requirements company started off with production and machines for processing: ...