Shandong Liangshan Zhengyang Trailer Parts CO. LTD is a design, manufacturing and sales of integrated company. we specialize in manufacturing trailer axle assembly and suspension system, along with other trailer parts.
Strict quality management system, advanced production techniques and excellent service make our products popular in the world. We try to make the technical standard of the products meet requirements of different clients, and provide them professional service. “first-class product quality, advanced technology, meticulous and thoughtful service” is the philosophy we always cherish