About us

Zhoushan QunYing Plastic Machinery Manufactory is located in the coastal Jintang Town Dinghai district of Zhoushan City, which is a beautiful coastal city with thousands of islands.As the largest screw and barrel production base,our factory faces Ningbo city in the east,Shanghai Industrial Zone in the north and the famous tourist attraction of Mount Putuo in the south.The superior location of the factory ensures convenient traffic.

Our factory has proven experience of over 10 years in producing bimetallic screws barrels and many kinds of variously-shaped barrels and screws of Qunying brand.All of our products are mainly applied in injection moulding machines,plastic extrusion machines and rubber extrusion machines for their main parts of screws,barrels and other accessories. With strong technical force,advanced processing and inspection methods and excellent after-sales services,our products have a ready market in Hong Kong,Taiwan and over 20 provinces and cities in mainland and over 15 countries. All precise screws and barrels produced in our factory choose 38CrMoAIA nitrated steel of fine quality as the base material.We handle the materials with scientific and strict processes of modulation and nitrogen treatment.We also produce bimetallic barreIs and screws of Class A and Class B with the quality completely meeting or exceeding national standards.These products can be substitutes for performance in corrosion-resisting and wear-resisting property.

  • 2013 Chinaplas

    2013 Chinaplas

  • 2014 Chinaplas

    2014 Chinaplas

  • 2014 Columbia plastic exhibition

    2014 Columbia plastic exhibition

  • 2014 Iran exhibition

    2014 Iran exhibition



  • 2015 Chinaplas

    2015 Chinaplas

  • 2015 Egypt plastic exhibition

    2015 Egypt plastic exhibition

  • 2015 Indonesia plastic exhibition

    2015 Indonesia plastic exhibition

  • 2016 Chinaplas

    2016 Chinaplas

  • 2016-Iran-Plastic-exhibition