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  • Engineering Excellence Since 1999

    Specializing inSO₃ SulfonationTechnology & Equipment

    Turnkey sulfonation plant engineering, manufacturing, and installation for LABSA, SLES, SLS, AOS, MES, and petroleum sulfonate (WPS) production worldwide.
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  • Engineering Excellence Since 1999
    Specializing inSO₃ SulfonationTechnology & Equipment
    Turnkey sulfonation plant engineering, manufacturing, and installation for LABSA, SLES, SLS, AOS, MES, and petroleum sulfonate (WPS) production worldwide.
    Explore Technology
    Get In Touch
  • Engineering Excellence Since 1999
    Specializing inSO₃ SulfonationTechnology & Equipment
    Turnkey sulfonation plant engineering, manufacturing, and installation for LABSA, SLES, SLS, AOS, MES, and petroleum sulfonate (WPS) production worldwide.
    Explore Technology
    Get In Touch

Comprehensive Sulfonation Solutions

High-purity chemical production across specialized sulfonation chains. Our products arethe industry standard for daily-use and industrial applications.

Engineering Excellence in Sulphonation

Complete Manufacturing Solutions

Founded in 1999, ZJS is a leader in sulfonation engineering, specializing in technology development, turnkey project delivery, and technical consultation for the surfactant and chemical industries worldwide.

  • Turnkey Project Delivery

    Complete sulfonation plant engineering from design to commissioning, delivered on a turnkey basis.

  • Multi-Product Flexibility

    Online switching technology enables LABSA, SLES, SLS, AOS, and MES production on a single unit.

  • Safety Integrated

    Safety Interlock System (SIS) and Emergency Shutdown Device (ESD) configured for every plant.

More About Us
25+

Years in Business

What Makes Us Different

Over two decades of experience in sulfonation plant design, manufacturing, and global project delivery.

  • 20+ Years of
    R&D Expertise

    A seasoned team with deep experience in research, design, manufacturing, and installation of sulfonation production facilities.

  • High AM LABSA(97.5%) Ultra-low dioxane SLES

    Produce LABSA with >97.5% active matter and ultra-low dioxane SLES (as low as 8 ppm) with our proprietary technology.

  • Flexible Capacity
    Range

    Sulfonation units from 40 to 8,000 kg/hr capacity, plus 3–10 kg/hr pilot and experimental falling film reactors.

  • Global Track
    Record

    Successfully delivered large-scale sulfonation plants in Qatar, India, and across Asia with full commissioning support.

Integrated Sulfonation Production Line

Our SO₃ sulfonation plants use falling film reactor technology for continuous, high-efficiency surfactant production.

Su l f o n a t io n R a w M a t e r ia l E x h a u s t G a s Ne u t r a l i z a t io n D r y i n g U n i t T e r t i a r y O i l R ec o v e r y (E O R) F o r O i l fi e l d s H y d r o ly si s 9 7 .5% L A B S A H A S W P S U l t r a- l o w D i o x a n e S L ES S L S M ES A OS SO₃

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From Concept to Construction:
A Global Portfolio.

We supply plants all over the world, from Saudi Arabia to Kuwait, from Ukraine to Greece, from Egypt to Nigeria.

View More Plants
  • Qatar
    Large-scale sulfonation plant project in Qatar
    The sulfonation project aims to process this byproduct in an environmentally friendly and efficient manner, transforming it into an industrial raw material that can be traded internationally.
    3.0t/h

    Capability

  • Qatar
    Large-scale sulfonation plant project in Qatar
    The sulfonation project aims to process this byproduct in an environmentally friendly and efficient manner, transforming it into an industrial raw material that can be traded internationally.
    3.0t/h

    Capability

  • Qatar
    Large-scale sulfonation plant project in Qatar
    The sulfonation project aims to process this byproduct in an environmentally friendly and efficient manner, transforming it into an industrial raw material that can be traded internationally.
    3.0t/h

    Capability

010203

Together with Our Clients

We strive to be a true business partner

Through collaboration and innovation, we solve problems and seize opportunities together.

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We supply plants all over the world, from Saudi Arabia to Kuwait, from Ukraine to Greece, from Egypt to Nigeria.

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