About Us

JST Seals is a leading manufacturer of high-performance seals for countless industries including construction, oil and gas, LNG, wind power, chemistry, coal mining. For over 29 years, we are committed to our philosophy of "reliable sealing solution" and "excellent experience" with superior quality, reasonable price and fast delivery. 

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    Years of Experience

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    Patents & Invention

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    Countries covered

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    API Q1 Certified Seal Supplier in China

Construction Industry LEARN MORE >>

Construction Industry

The Construction industry requires long lasting sealing solutions. The seals in use must handle thousands of hours of continual use and be extremely reliable in all environments and terrains.

  • Long lasting Long lasting
  • Reduce energy consumption Reduce energy consumption
  • High efficiency and energy save High efficiency and energy save

Oil & Gas Industry LEARN MORE >>

API6D & LNG LEARN MORE >>

  • Hydraulic Seal
    Hydraulic Seal

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  • Oil & Gas Seal
    Oil & Gas Seal

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  • API 6D Ball Valve & LNG Seal
    API 6D Ball Valve & LNG Seal

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  • FFKM O Rings and Seals
    FFKM O Rings and Seals

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Hydraulic Seal LEARN MORE >>

Oil & Gas Seal LEARN MORE >>

API 6D Ball Valve & LNG Seal LEARN MORE >>

FFKM O Rings and Seals LEARN MORE >>

  • QUALITY COMMITMENT
  • "QUALITY COMMITMENT"

    Manufacturing a quality product is the responsibility of each and every individual at JST. Our strict quality systems ensure that our products will continually exceed our clients' expectations.

  • "CONTINUOUS IMPROVEMENT"

    JST has been taking sealing challenges, designing and manufacturing seals for various industries, whether it's standard or customized, we're able to offer you the best sealing solutions.

  • CONTINUOUS IMPROVEMENT

© Copyright: 2025 Guangzhou JST Seals Technology Co., Ltd. All Rights Reserved.

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