With the expanding of seamless pipe, HHGG has caught more and more attention of the customers. Zhejiang Honghai Steel Pipe Manufacturing Co., Ltd.'s stainless steel flange series are created based on unremitting efforts. With specialized design, square steel tubing manifests its stylish characteristic. Some of our customers praise that it is very durable and efficient. They have used it for 2 years and it still functions well in heat dissipation.

We are committed to annual donations to the local construction of a school or medical center. We are working hard to benefit more people from our social caring projects.