Our Services
1. High quality products
Zhengyang comes with more than 300 automatic equipments, including advanced CNC
machine center, highly precision welding robot, auto double guns welding machine, and
fully auto extrusion line etc., which result in the top automatic production line in the
industry. The key parts are under controlled with the PLC equipment according to the
international standards to ensure stable quality and high interchangeability. Currently, our
products have got international standard ISO9001:2000 certificate.
2. Strict quality control
Zhengyang aims to make sure 100% of products are up to standard.II owns the independent testing center .Zhengyang always bears the faith of "without quality without competitiveness" in mind.
3. Products are popular all around the world
With more than 10 years of development and innovation, Zhengyang has become the top
trailer axle manufacturer in domestic market and our products are popular all around the
world. From China to Europe and the Middle- East, as well as Africa and South America, there are over 60 countries and regions in the
world use zhengyang products.
Company Information
Shandong Zhengyang Machinery Co.,Ltd is a professional manufacture in semi-trailer parts,located in the famous trailer base—Liangshan,Jining,Shandong province.8000 square meters workshop, over 200 professional workers,ISO9001:2000 certificate in product quality, neary 10 years’ experiences in
producing semi trailer parts, enjoying high reputation,I’m sure we could serve you well.
We can also provide more trailer parts ,such as trailer axle, suspention,leaf spring ,brake chamber, king pin fifth wheel,landing gear and so on.