Qingzhou Suba Machinery Co., Ltd. is located in Qingzhou, Shandong, China. With strong technical force and research and development capabilities, we use patented technology and advanced materials to design and manufacture different types of plastic extrusion lines. With a number of invention and utility model patents, leading the development trend of the plastic machine industry, and was rated as a high-tech enterprise by the Provincial Department of Science and Technology!

Since it' s establishment, Suba Machinery has always adhered to the business philosophy of quality and service, dedicated to providing all customers with high quality products and services, pioneering innovation and excellence pursuit are the continuous pursuit of Suba people.

We have a high-quality R&D team. The employees of the enterprise have rich experience in the industry and provide technical guarantee for our product innovation and service upgrade. The new and recycled materials are applicable for our double wall corrugated pipe production line, pipe diameters range from OD40mm to ID1600mm. We use patented horizontal closed loop water cooling system and imported controllers; it has provided products and services for many well-known enterprises at home and abroad for a long time and has been highly praised. Our extrusion line are exported to United Kingdom, Poland, Russia, Turkey, Syria, Azerbaijan, Uzbekistan, Tajikistan, Kyrgyzstan, Uruguay, Argentina, Peru, India, Kenya and many other Asian, European, African and South American countries. Suba will continue to integrate the advanced technology and management experience of excellence, to provide all customers“high speed, efficient, stable, energy saving”products and quality services, we look forward to working with you to create a better tomorrow.

Professional double wall corrugated pipe

extrusion line manufacturer 


Invention and utility model patent designs ensure high production speed of the whole production line. 

One extrusion line saves customer 2 million CNY of electricity and labor costs every year. 

High automation and optimized structure ensure easy operation system.

Ensure minimum down time of extrusion line.