Company BAIYI SCREW was located in Zhoushan city, China, which is the world center of screws and barrel. We dedicated in designing and manufacturing screws and barrel for a variety of extruders and injection molding machines for 12+ years.

In past 12+ years, except accumulated rich experiences, we keep learning advanced technology, keep improving on our professional skills.

As a modern manufacturing company, we are under a good direction. We have high level standard on our products. We use good quality raw steel material, do good heat treatment, use popular machines such like CNC machines, machining center, horizontal grinding machine, semi-automatic polishing machine etc; we have experienced engineers and skilled workers. Now we have ability to handle almost all kinds of screw barrel orders.