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About Company

Ningbo Rongzhi Automation Technology Co. Ltd. is specialized in technology research, equipment development, design & manufacturing and after-sales service for fin forming technology (applied for radiator, such as plate fin heat exchanger). We are currently the only Chinese high-tech company who is specialized in this area. Our company has full intellectual property rights in fin forming technology. Currently we have more than 50 patents in this area. Our product lines have been certified by ISO9001 and CE. We are following strict quality control system from design, production to installation and commissioning.

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We Offer Different Services


High Precision Fin Forming Machine

Our fin press line have patented technology to ensure high precision fin production. The fin machine have servo stunning mechanism in shut height and pitch adjustment. The entire production line comes with high precision automatic fin cutting machine.


High Precision Fin Tooling

It is easy to change fin tooling on our machine. We have customized fin tooling for clients in industries like thermal management system, automative heat exchanger, air separation, aerospace, energy, etc.


Automatic Punching Machine

This production line is suitable for high-speed punching/perforating process.


Fin Production

Our team has rich experience in working with large international companies, research institutions and universities to design and manufacturing prototype fins for leading technology heat exchanger.

Our Product


What Our Clients Say

  • RZC fin press line helped us to reduce labor cost …

    MAHLE Behr
  • RZC fin press machine has significantly improved the production precision …

  • RZC fin press line helped us to produce better fin …

  • The technical specifications of RZC fin press line has reached …

    Sichuan Air Separation Group
  • High precision fin forming machine provided by Rongzhi has successfully …

    Hangzhou Zhongtai Cryogenic Technology Corporation
  • The production line has fully satisfied our production needs, it …

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