Hello!Welcome to Hangzhou Hui Yi Sealing Technology Co., Ltd. Website

Improve security

Reduce waste

Reduce rework

Save cost

  • 01.Improve security

    The service life and safety of automotive parts and components are greatly improved after impregnation.

  • 02.Reduce waste

    Impregnated products’ scrap is almost zero, greatly saving the cost, fully use limited resources.

  • 03.Reduce rework

    Impregnation prevents internal corrosion, increasing the yield and quality.

  • 04.Save cost

    Impregnation maximizes and fully uses the limited resouces, turning the waste into treasure.

To Solve The Casting Porosity And Quality Problems For Users

Advanced Technology ● High Quality ● Excellent Service

Hangzhou Hui Yi Sealing Technology Co., Ltd. is a professional science and technology enterprise with impregnating equipment, impregnating agent, R & D and production, which is established by Hui Yi group. It has patented technology in the field of vacuum infiltration technology.The company has a large number of excellent technology R & D team and professional production equipment team. In view of...


We have cooperation with many well-known domestic auto parts manufacturing enterprises

Well received by users

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Impregnating Agent Development

In today's society around us is full of all kinds of products, and some products have been widely used, but they are...