Convenience Foods Packing  Manufacturers, Traders, Suppliers

PDO is a pioneer in the production of technologically advanced packaging.
We are a family business with 100 committed employees at its heart, each of whom is a specialist in their own field. Our strength is the continuous improvement of our people and their active participation in creating innovative solutions.
For almost 25 years, our team of experts has been continually growing, partly as a result of the founding of the Technical College of Printing Processes, where we educate our own staff.

Zhongyun Group, China Solution for Corrugate Pipe Machinery, is specialized in developing and manufacturing all models of high-speed extrusion line for PE/PP double wall corrugated pipe with more than 50 years experiences, from OD50mm to OD1800mm, from small conduits to large sewage pipes, and is the leading manufacturer of plastic pipe machines and enjoys a high reputation in China.
Today, Zhongyun Group has become a large enterprise which has more than 1000 employees and five production bases and R&D base, covering an area of 440,000 square meters with 500 sets of various kinds of machining equipments and inspection equipments, producing more than 1000 sets of plastic pipe machines.
Zhongyun Group is certified for quality system of ISO9001 and the products were certified by CE. We can offer a complete service on product design, manufacture and after-sales care.
As the top professional manufacturers of plastic pipe machines in China, Zhongyun Group has devoted itself to research and develop new technology on high-speed extrusion line for PE/PP double wall corrugated pipe: Consecutive pressure cooling water for mould blocks to get higher cooling efficiency and reliability. Moulds are compatible between different sizes of corrugator machines in a quite wide range.
Our products not only lead the domestic market, but also sell well in more than forty countries, such as Russia, Japan, Iran, Iraq, Romania, Kosovo, Morocco, Ukraine, Turkey, Poland, Egypt, Finland, Peru, Argentina, Kuwait and so on.
For more information on corrugated pipe machinery, please visit www.zhongyuntech.com.