Mud Scraper
Widely applicable in sewage treatment projects in industries such as urban, chemical, textile, and metallurgical industries
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Reverse Osmosis
Reverse osmosis technology can be applied to desalination of seawater and brackish water, industrial wastewater treatment, heavy metal wastewater treatment, chemical wastewater treatment, etc
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About Us

Longdai Environmental Protection is a specialized environmental treatment enterprise that integrates independent research and development, design, engineering general contracting, and one-stop services for environmental equipment manufacturing/environmental material supply. The main products include machine stacked screw dewatering, horizontal screw centrifuge, rotary disc filter, air flotation device, belt filter press, dosing device, scraper, filter, plate and frame filter press, thickener, reverse osmosis equipment, and so on.

Main Products

Sludge dewatering

Plate and frame filter press

Dissolved air flotation

Decenter centrifuge

Mud scraper

Rotating Biological Contact

Our Services

Product Design

The design team members are all from key universities in China, with years of experience in sewage treatment engineering design.

Product Debugging

A professional debugging team provides online voice/video guidance services 24 hours a day.

Product Installation

More than 10 years of installation experience in state-owned and listed enterprises.

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Build Quality

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Technology

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Industry Experience

What We Do

The Best Quality of water treatment equipment Manufacturing

Deeply cultivated in the water treatment equipment for over 15 years; Front-line employees have over 5-8 years of production experience.

The One Stop Solution for Sewage Treatment Industries

We have an advanced scientific research team, an experienced production team, a comprehensive engineering construction team, and a responsive after-sales management system. We have participated in over 1000 sewage treatment projects in engineering design.
VIEW PRODUCTS
Professional Production Workshop
Professional Production Workshop

Over 20000 square meters of modern dust-free production workshop,A highly specialized paint workshop.

Imported Production Equipment
Imported Production Equipment

The professional production equipment imported from Europe makes the process more refined.

Equipment Installation
Equipment Installation

Over 50 countries and regions worldwide, 24-hour online installation guidance.

Equipment Debugging
Equipment Debugging

Over 8 years of experience in debugging over 1000 sewage projects.

Client Testimoni

We Are Trusted Over 20+ Countries Worldwide

Our customers and dealers have spread all over Russia, Türkiye, Peru, UK, Germany, Mongolia, Uzbekistan, Africa, Southeast Asia, the Middle East and other countries and regions.

Thank you for you quick response !The equipment is installedEverything seems to be good...

    Uwe Barthold
    Uwe Barthold

    End Customer

    It is a very good trade agreement for our company, my friend, wewill continue to cooperate as well.

      Wuillian FrankJimNez Vasquez
      Wuillian FrankJimNez Vasquez

      lmporter

      The equipment is good, the service is up to standard, the technologyhas won the reputation, the quality is trustworthy, and the servicehas won our applause. At present, the equipment is running well.

        Xu Peng Yu
        Xu Peng Yu

        Director(Sinopec Huizhou Branch)

        Our Blog

        Latest Blog & Articles

        The latest news about our company and our views on the industry