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CRGS South Development Inc.

WJ is not just a company; it embodies a rich history and enduring impact in the sealing field. we have been unwavering in our commitment to constant improvement. At our core, we specialize in the production of high-quality sealings. the headquarters in Houston, USA , we’ve expanded our global footprint with international subsidiaries. With over 300 employees worldwide, WJ is not just a name; it’s a symbol of excellence and innovation in sealing solutions.

Our products are widely used in hydraulics and pneumatics, general machinery, engineering machinery, wind power, petrochemical, offshore marine, automotive, agricultural machinery, metallurgy, hydrogen energy and other fields

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What Can We Provide For Customers

Provide a one-stop sealing solution based on customer needs

Our products are widely used in hydraulics and pneumatics, general machinery, engineering machinery, wind power, petrochemical, offshore marine, automotive, agricultural machinery, metallurgy, hydrogen energy and other fields

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Get A Quote

If you have product-related questions, please feel free to leave a message to us, and we will contact you at the first time!

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What Are We All Worth Praising

After Years Of Precipitation, We Tell You Why You Choose Us?

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Industry Experience

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Honorary Certificate

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Honorary Certificate

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    Recent Blog

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    2023-05-23
    SOLID

    Formula and design of O-ring rubber material

    The formula and design of O-ring rubber mainly depend on the application scenario and specific requirements. The following are some general formulas and design principles for O-ring rubber

    Read More
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    2023-08-10
    SOLID

    Precautions for installation and use of silicone sealing rings

    Among numerous sealing rings, silicone sealing ring is the best. It has the characteristics of being odorless, non-toxic, not afraid of high temperatures, cold resistant to ℃ and minus 90 ℃, "calming", "calming", and still will not lose its original strength and elasticity.

    Read More
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    2023-11-01
    SOLID

    Sealing ring! What is the use of sealing rings?

    What is a sealing ring? Perhaps when you first come into contact with this word, you will encounter many problems and may not even understand it. Even friends who know you don't know much. Why use sealing rings? So today I will introduce its basic knowledge.

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