Haiyan Star Import & Export LLC.

Haiyan Star Import & Export LLC. (Haiyan Star) is the only trading company of East-Star Mfg. Group (East-Star), which was founded in 1986 as a comprehensive manufacturing enterprise consisting of several subsidiary factories.

We are a professional manufacturer of precision seamless steel tubes used by various high precision cold-drawning hydraulic cylinders, pneumatic cylinders, automobile cylinders and etc. Our main products are steel tubes for hydraulic cylinders with outer diameter ranging from 20mm to 250mm and wall thickness ranging from 0. 5mm to 20mm.

We also produce cold-drawing shaped steel tubes and steel tubes for automobile cylinders. Our products are widely used in automotive, hydeaulic jack, automotive maintenance, mining mechinery, hydraulic transmission and automation industries.