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Why choose us?


A comprehensive testing and management system – ensuring our high factory pass rate.

Multiple inspection and testing personnel ensure that our mechanical products pass rigorous quality inspections, guaranteeing your peace of mind.
We possess several production and processing equipment units, each undergoing strict production testing standards.

Industry experience – meeting the needs of different customers.

Ketong adheres to the service tenet of "customer-centric, service-oriented," and has established a complete customer tracking service system.
Our products boast stable quality, with advanced technology at the core. The technical data, appearance, and quality of our equipment have received high praise from users. We can also provide non-standard design modifications according to customer requirements.

High customer satisfaction – survival through quality, development through service.

Our motto is "Excellent quality, integrity-based, innovation for success," providing customers with high-quality products and services.
Our technicians provide complimentary on-site surveys and testing, along with tailored products and solutions. In addition, we provide commissioning services to guarantee optimal equipment performance.

24-hour online consultation service – providing you with comprehensive after-sales service.

Our customer service is available 24 hours a day to provide consultation services and resolve any after-sales issues.
We have a dedicated after-sales team and a comprehensive after-sales service system, ensuring your peace of mind.

Certificate


Environmental Protection Equipment, Hebei Ketong Co., Ltd. – Established Expertise in Intellectual Property


Hebei Ketong places compliance, technological innovation, and service quality at the heart of its journey toward sustainable development. We have established a comprehensive and reliable system of professional and intellectual property certifications, laying a solid foundation for the company's sustainable operations and market expansion.


I. Professional Certifications

We hold multiple certifications that demonstrate our capabilities and credibility, which are categorised as follows:

1. Core Expertise in Operations and Compliance

Business License,Account Authorization,Operational Safety Permit


2.Management System Certification (Certification of Strong Internal Controls)

Quality Management System Certification: Ensures quality control throughout the entire manufacturing process, from design to service.

Environmental Management Certification: Demonstrates sustainable manufacturing practices and environmental responsibility.

Occupational Health and Safety Management System Certification: Focuses on employee health and ensures safe operations.


3.Institutional Recognition and Certifications (Market Reputation)

Advanced Technology Enterprise Certification: Demonstrates the company's strong research and innovation capabilities in environmental applications.

Professional, Advanced, and Innovative SME Certification in Hebei Province: Commends the company's experience, development, excellence, and innovation in the market sector.

Social Integrity Certification, Industrial Integrity Demonstration Unit Certification, Contractual and Reliable Enterprise Certification, Friendly and Trustworthy Enterprise Certification, and Quality and Reliability Enterprise Certification: These integrity certifications indicate the company's reputation and the high regard its customers have for it.

China Trusted Brand 3.15 Certification and China Bidding and Tendering Integrity Unit Certification: Demonstrates high confidence in the company's bidding and market activities.


4. Industry Access and Association Membership

Construction Enterprise Qualification Certificate: Qualifies you to bid on and construct environmental protection projects.

China General Machinery Industry Association Membership Certificate: As a member of a prestigious industry association, you will maintain close ties with the industry.

Grade II Professional Contractor for Building Mechanical and Electrical Installation Engineering.


II. Key Product Patent

We continuously invest in research and technology development, turning our innovative work into exclusive intellectual property rights.Ketong has successfully applied for and obtained multiple national patents, which focus on enhancing equipment performance, durability, and energy-saving and environmentally friendly features.
These patents specifically cover:


Easy to install center

Easy cooling centering

Corrosion and abrasion resistant water sail

Fan with anti-clogging frame

Centering with filter

Dust Free Centrifugal Fan

Adjustable speed centering

High-temperature-resistant centrifugal fan with water-saving cooling

Centralization with dehumidification and prevention of water leakage

(The patents listed above are licensed by the State Intellectual Property Office）
These combined expertise and patents constitute the "hard power" and market competitiveness of our company. They not only reflect the company's respect for its technological leadership and reliable quality, but also its unwavering commitment to providing customers with dependable products, high-quality design, and reliable service.
Choose Koton, choose credibility and assurance!

FAQ


Welcome to our FAQ page. We've compiled the most frequently asked questions regarding large industrial centrifugal fan procurement, technology, service, and logistics. If your question is not listed here, please feel free to contact our expert team.


I. About Our Company and Products

1. Q: How many years of experience does your company have in this industry?

A: We have been specializing in the design, manufacturing, and sales of industrial centrifugal fans for over 10 years. We have long-term partnerships with leading manufacturers and extensive project experience in the power, metallurgy, chemical, building materials, and wastewater treatment sectors.


2. Q: What are your main products? Can you customize them?

A: Our product line includes various centrifugal fans, including forward-inclined and backward-inclined models, including high-pressure, medium-pressure, and low-pressure series. We can also provide special designs such as explosion-proof, corrosion-resistant, and high-temperature resistant, tailored to your specific operating conditions, air volume, air pressure, media, and space constraints.


3. Q: What international standards and certifications do your centrifugal fans comply with?

A: Our products strictly follow international standards such as ISO, CE, AMCA (Air Movement and Control Association), etc. We hold ISO 9001 quality management system certification, and some products have obtained CE certification, ensuring that their safety and performance meet the strict requirements of the international market.


II. Technology and Selection

4. Q: How do I select the right fan for my application?

A: Several key parameters are essential for correct selection:

● Required air volume

● System static pressure/total pressure

● Working medium and its characteristics (temperature, density, corrosiveness, dust load, etc.)

● Installation environment

We strongly recommend that you contact our technical team with your detailed requirements. We will provide you with accurate calculations and selection recommendations.


5. Q: Can you provide fan performance curves?

A: Of course. Each standard fan has a detailed performance curve. After you provide your basic parameters, we will provide you with the performance curve for the most suitable model to ensure that the fan operates within its high efficiency range.


6. Q: What is the primary material of the fan? What anti-corrosion treatments are provided?

A: Standard fans are primarily made of high-quality carbon steel. For special operating conditions, we offer a variety of material options, such as stainless steel, aluminum alloy, or the use of wear-resistant liners in critical areas. Anti-corrosion treatments include high-performance paint, hot-dip galvanizing, and epoxy coatings to withstand humid, acidic, and alkaline environments.


7. Q: What is the fan noise level?

A: Noise control is a key consideration in our design. We provide estimated sound pressure level data. If your project has strict noise requirements, we can provide noise reduction solutions such as silencers and soundproof enclosures.


III. Quotation, Payment, and Logistics

8. Q: How do I get a quote?

A: You can submit your request through the [Inquiry Form] on our website or email us directly. Please provide as detailed technical specifications as possible so we can provide an accurate quote.


9. Q: How long is the quote valid?

A: Typically, our quotes are valid for 30 days. Due to raw material prices and market fluctuations, reconfirmation is required after the expiration date.


10. Q: What payment methods do you accept?

A: We support a variety of secure international payment methods, including:

* Wire Transfer

* Letter of Credit

* Other payment terms can be negotiated based on order value and previous cooperation history.


11. Q: What is the delivery time?

A: The delivery time for standard models is typically [4-8 weeks]. The delivery time for customized products varies depending on the complexity and will be clearly stated in the contract. For urgent orders, we can negotiate expedited production.


12. Q: Which countries do you ship to? How is logistics arranged? 

A: Our products are exported to all over the world, including Europe, North America, Southeast Asia, the Middle East, Africa, etc. We have mature international logistics experience and can provide a variety of trade terms such as FOB, CIF, EXW, etc., and assist you with customs clearance documents.


IV. After-Sales Service and Support

13. Q: What is the product warranty period?

A: We provide a 12-24 month warranty on all our products, commencing from the date the equipment arrives at the destination port or upon commissioning (as determined by the contract). This warranty covers defects caused by raw materials and workmanship.


14. Q: Are installation, operation, and maintenance manuals provided?

A: Yes. Each wind turbine comes with a detailed English installation, operation, and maintenance manual containing drawings, parts lists, and step-by-step instructions. We also provide versions in other languages.


15. Q: Do you provide installation guidance or commissioning services?

A: We can provide professional installation guidance via remote video link. If required, we can also dispatch engineers to provide on-site installation supervision and commissioning services. The relevant fees are subject to separate negotiation.


16. Q: How do I order spare parts?

A: We guarantee a long-term supply of genuine spare parts. You can order through your dedicated account manager or directly contact our spare parts department. Please provide the wind turbine model and serial number so that we can quickly and accurately match you with a replacement.


V. Customization and Project Collaboration

17. Q: Can we provide drawings for you to manufacture?

A: Yes. We are happy to work with you on OEM/ODM projects. Our engineering team will review your drawings, assess their feasibility and optimization suggestions, and then provide you with a quote.


18. Q: For large projects, can you provide samples or conduct on-site testing?

A: For large centrifugal fans, providing complete unit samples is generally not practical due to their size and cost. However, we can arrange a factory visit for you to observe our manufacturing process and the testing of similar products. For key components, we can provide samples upon negotiation.

  • Centrifugal Fan

    Hebei Ketong is a professional China Centrifugal Fan Manufacturer and supplier, focusing on providing high-quality fan for global industrial scenarios. Our product line covers a wide range of fans to fully meet various ventilation and gas delivery needs. Welcome to contact us and get more information about our fans!


    Core Advantages

    The air volume and pressure parameters of Hebei Ketong Centrifugal Fan can be adjusted according to the actual working conditions of customers, whether it is the low-noise demand of workshop ventilation or the high-pressure requirement of environmental protection equipment matching, you can accurately select the suitable one for use. We adopt the original high-precision fluid mechanics optimization design, its stable operation performance is fast and reliable, which can effectively avoid equipment failure caused by improper matching, greatly reducing the maintenance cost of users, and truly achieving efficient and long-term operation. It greatly guarantees the stability of industrial production and the safety of gas transmission.


    Material Selection

    The material selection is targeted at different application environments: Carbon Steel Centrifugal Fan is made of high-quality carbon steel, which is cost-effective and suitable for general ventilation scenarios; Stainless Steel Centrifugal Fan uses 304/316 stainless steel, with excellent anti-corrosion performance, specially for conveying acid-base corrosive gases in chemical plants. The non-contact transmission structure design of High Temperature Centrifugal Fan is safe and durable, which can withstand high temperature up to 400℃, effectively sterilize the high-temperature flue gas transmission process, and avoid safety hazards caused by high-temperature deformation. And our Centrifugal Fan has various certificate certifications, such as CE certificate, product safety and high quality, with export qualifications, is a direct sales factory, has its own factory and has operated for many years.


    Application Scenarios

    This kind of fan has all functions of multi-scenario adaptation: Industrial Centrifugal Fan integrates intelligent speed regulation and fault self-detection, High Pressure Centrifugal Fan has strong air pressure output, ensuring the accuracy of gas transmission pressure within the range of ±5% to ensure normal use in chemical, power, metallurgy and other multiple scenarios. During the use process, the Forward Curved Centrifugal Fan and Backward Curved Centrifugal Fan have the characteristics of low noise operation and intelligent alarm, preventing equipment damage caused by abnormal operation, and we upgrade and add remote monitoring function, upload equipment operation records in real time, and can also directly push fault information to the designated mobile phone for timely and effective maintenance. To choose Hebei Ketong Centrifugal Fan is to choose efficiency, safety and quality.

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    Centrifugal Fan

  • Blower Fan

    Hebei Ketong is a professional China Blower Fan Manufacturer, dedicated to providing high-quality fan and customized solutions for global industrial ventilation and gas transmission needs. We can provide High Pressure Blower Fan, Industrial Blower Fan, and so on.


    Structural Characteristics

    The Hebei Ketong fan adopts an optimized aerodynamic structure and high-efficiency motor, which has the characteristics of large air volume, stable pressure and low energy consumption. Whether it is used for workshop ventilation in manufacturing plants, or gas boosting in environmental protection equipment such as adsorption towers.It can be flexibly matched with Centrifugal Blower Fan for high-pressure scenarios, further expanding the scope of application to meet the needs of different industrial links.


    Application Environment

    For heavy-duty industrial environments such as steel plants and cement factories, the fan can be upgraded to the same core configuration as Industrial Fan—adopting a reinforced shell, wear-resistant impeller and high-temperature-resistant motor, which can resist the erosion of dust, high temperature and other harsh factors, avoiding equipment failure caused by severe working conditions. The fan’s installation method supports horizontal and vertical adjustment, and can be customized according to the site layout, whether it is installed in a narrow machine room or an open workshop, it can be perfectly integrated into the production system.


    Device Advantages

    The Hebei Ketong Blower Fan has obtained CE certification and national industrial equipment quality inspection certificates, with reliable product quality and safe performance. As a direct sales factory with many years of operation, we have complete export qualifications, and can provide one-stop services from product parameter customization, production testing to after-sales maintenance. During use, the fan has the advantages of easy maintenance and long service life—daily maintenance only needs to check the motor operation status and clean the impeller surface, and key components support replacement, greatly reducing the later operation cost of enterprises.


    Why Choose Us

    To choose Hebei Ketong’s Blower Fan is to choose efficiency, stability and durability. It not only meets the ventilation and gas transmission needs of various industrial scenarios, but also provides a solid guarantee for the safety of production personnel and the stable operation of equipment, helping enterprises reduce energy consumption and improve production efficiency.



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    Blower Fan

  • Induced Draft Fan

    Hebei Ketong is a professional China Induced Draft Fan Manufacturer, dedicated to providing high-quality equipment and customized solutions for global industrial flue gas extraction and ventilation needs. We also supply Corrosion Resistant Induced Draft Fan, Desulfurization Induced Draft Fan and High Temperature Boiler Draft Fan to meet diverse scenario requirements.


    Applicable Features

    The Hebei Ketong fan adopts a high-negative-pressure impeller design and high-temperature-resistant motor, which can efficiently extract flue gas, dust and waste gas from industrial equipment such as boilers and furnaces. Whether used for flue gas discharge in thermal power plants, waste gas extraction in chemical reaction kettles, or dust collection in metallurgical furnaces, the device can maintain stable negative pressure output, avoid harmful gas accumulation, and ensure the safety of production sites and the health of operators. It is also equipped with a multi-stage dust separation structure, reducing impeller wear caused by particle impurities in the gas.


    Structural Design

    For industrial scenarios with acidic or alkaline flue gas, the fan can be upgraded to Corrosion Resistant device configuration—using stainless steel or FRP (fiber-reinforced plastic) materials for the shell and impeller, which can resist the erosion of corrosive media, and is especially suitable for waste gas treatment links in chemical plants and electroplating workshops. In the flue gas treatment system of power plants and waste incineration plants, it can be matched with Desulfurization Induced Draft Fan’s anti-clogging design, with a smooth inner cavity and anti-adhesion coating, avoiding blockage caused by desulfurization by-products, and ensuring the continuous operation of the desulfurization system.


    Quality Assurance

    The Hebei Ketong fan has obtained CE certification and national industrial ventilation equipment quality inspection certificates, with reliable quality and safe performance. As a direct sales factory with many years of operation, we have our own standardized production base and complete export qualifications, and can provide one-stop services from product parameter customization, performance testing to after-sales maintenance. During use, the Induced Draft Fan has the advantages of easy maintenance and long service life: daily maintenance only needs regular inspection of the fan’s sealing performance and cleaning of the dust separation device, and the wear-resistant impeller can be replaced independently, reducing the overall replacement cost of the equipment.


    Why Choose Us

    To choose Hebei Ketong’s Induced Draft Fan is to choose efficiency, safety and durability. It not only meets the flue gas extraction and waste gas treatment needs of various industrial scenarios, but also provides a solid guarantee for the compliance of environmental protection emissions and the stable operation of production equipment, helping enterprises achieve green and efficient production.

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    Induced Draft Fan

  • Ventilator Fan

    Hebei Ketong is an excellent choice for purchasing Ventilator Fan and has focused on the ventilation equipment field for many years and ! We are deeply engaged in the R&D and production of product series such as Forced Draft Fans and Power Plant Ventilation Fans, and have won wide market recognition with reliable quality and comprehensive services.


    Core Advantages

    This Ventilator Fan has significant core advantages: the Forced Draft Fan has the ability of forced air supply, and its ventilation efficiency is far higher than that of ordinary equipment; the Power Plant Ventilation Fan is optimized for the special needs of power plants, with strong load resistance and stable operation; the entire series of Ventilator Fans are made of high-quality materials, featuring corrosion resistance, long service life, and convenient installation and maintenance.


    Application Scenarios

    Ventilator Fan have a wide range of application scenarios. In addition to Power Plant Ventilation Fans being suitable for the ventilation systems of power plants, D Type Centrifugal Ventilator Fans can be used in chemical and metallurgical plants, High Temperature Centrifugal Ventilators are applicable to boiler workshops, high-temperature kilns and other places, and they can also meet the ventilation needs of commercial buildings, large venues and other various places.

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    Ventilator Fan

  • Boiler Fan

    Hebei Ketong is a professional China Boiler Fan Manufacturer, dedicated to providing high-quality equipment and customized solutions for global industrial boiler ventilation and flue gas treatment needs. We also supply Boiler Induced Draft Fan and Industrial Boiler Fan to meet diverse boiler operation scenarios.


    Configuration Features

    For the flue gas extraction demand of boiler systems, the fan can be flexibly matched with Boiler Induced Draft Fan’s high-negative-pressure design—this combination can efficiently extract the high-temperature flue gas generated after boiler combustion, avoid flue gas backflow, and ensure the safe operation of the boiler.


    Quality Assurance

    During use, the device has the advantages of easy maintenance and low energy consumption: daily maintenance only needs regular inspection of the fan’s sealing performance and cleaning of the dust filter; the optimized motor design reduces energy consumption by 15% compared with ordinary fan, helping enterprises save operating costs.The Hebei Ketong Boiler Fan has obtained CE certification and national industrial boiler supporting equipment quality inspection certificates, with reliable quality and safe performance. As a direct sales factory with many years of operation, we have our own standardized production base and complete export qualifications, and can provide one-stop services from product parameter customization (matching different boiler tonnages) to after-sales installation guidance.


    Why Choose Us

    To choose Hebei Ketong’s Boiler Fan is to choose efficiency, stability and safety. It not only meets the ventilation, air supply and flue gas treatment needs of various industrial boiler systems, but also provides a solid guarantee for the efficient operation of boilers and compliance with environmental protection standards, helping enterprises achieve energy-saving and emission-reduction production.

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    Boiler Fan

Hebei Ketong Environmental Protection Equipment Co., Ltd.

About Us

Hebei Ketong Environmental Protection Equipment Co., Ltd. has been dedicated to the industrial fan industry for more than a decade. Since its inception, the company has been committed to the research, development, and production of high-performance centrifugal fans, adhering to the principle of "quality first, reputation as the cornerstone." What's more, we also can provide Boiler Fan, Ventilator Fan, Blower Fan, etc.

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New Products

  • 01

    Industrial Manufacturing Sector

    Centrifugal fans are indispensable core ventilation equipment in industrial manufacturing workshops, widely used in scenarios such as automobile factories, electronics factories, and machinery processing plants.

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  • 02

    Energy and Power Sector

    The energy and power industry is a key application scenario for centrifugal fans, especially in thermal power plants and waste incineration power plants, where they undertake core tasks such as boiler combustion air supply and supporting flue gas desulfurization and denitrification systems, directly affecting power generation efficiency and environmental emission indicators.

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  • 03

    Environmental Protection Sector

    Centrifugal fans play an irreplaceable role in the field of environmental protection, serving as core supporting equipment for waste gas treatment, wastewater treatment, and dust control projects, helping enterprises achieve environmentally compliant emissions.

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  • 04

    Construction and Civil Engineering Fields

    Centrifugal fans are highly adaptable in construction and civil engineering scenarios, providing comfortable and safe air environments for commercial buildings, public facilities, and residences, covering multiple functions such as ventilation and fire smoke extraction.

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