R & D Center

We have our own R & D team with more than 20 years' working experience in plastic machinery industry to research and develop the machines specially as per customers' requirements.


Our factory is located in the Industrial Park of Jiaozhou City with government's strong policy support and has passes the environmental impact assessment to ensure a stable production. It covers an area of 13,000 square meters and our production has been certified by CE in the year of 2019.


We are located in Qingdao City, a seaport of China. It takes around 40 mins from our factory to the seaport, which ensures a convenient and efficient shipment for the customers. With the supports of the stable and cooperative logistics teams for more than 15 years, all machines' transportation to all over the world is highly guaranteed.

after-sale service

One year's quality assurance for the whole extrusion line (not including the easily damaged parts and human- caused damages); Provide technical supports and technological updating for lifelong.

What are ZKD Plastic machinery doing?

As one of the leading and professional manufacturer of Single-wall & Double-wall Corrugated Pipe Machines in China, we have more than 20 years' experience in the plastic machinery industry, and serve the customers from more than 300 cities of China, and overseas customers from Korea, Vietnam, India, Russia, Bangladesh, Pakistan, South Africa, Albania, Philippines, and some other countries and regions. 

A Simple Solution

Qingdao Zhongkaida Plastic Machinary Co.,Ltd., a professional designer and manufacturer of plastic machines, is mainly engaged in the production lines as follow:Single Wall Corrugated Pipe Production Line;Prestressed Corrugated Pipe Production Line;Medical Use Respiratory Soft Winding Pipe Production Line;Drain-pipe Production line used for Washing machines and Airconditioners;Vacuum Forming Corrugated Pipe Production Line;Double Wall Corrugated Pipe Production Line;Steel Wire Telescopic Pipe Production Line;PVC Plastic Reinforced Winding Pipe Production Line;Plastic Building Formwork Produciton Line;Plastic Plates Production Line;Wood-plastic Board Prodution Line;PP-PE Packing Belt Production Line, etc.

  • 2009

    10 years experience

  • 31

    R & D team

  • 3

    Branch office

  • 3000


We provide plastic machinery manufacturing service
  • SALE

    Zhongkai's enriched team provides you with the right plastic machinery solution for you.

  • After sale

    Zhongkaida professional technical service team to provide you with quality after-sales service

  • Solution

    We offer solutions for all kinds of plastic pipe, plastic sheet and other production equipment.

From our professional team
  • Ellen

    Sales manager

    Working in Zhongkaida for 10 years, is an excellent salesperson

  • Dale li

    Technical Engineer

    With 20 years of experience in plastic machinery manufacturing, we can provide you with quality equipment solutions.

Please send your message to us

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