Applications
It widely used to hospital operation room, laboratory, pharmaceutical room, electronics, optical fiber equipment and food processing factory etc.
About Us
GUANGZHOU KLC CLEANTECH CO., LTD., as a leading supplier of air filters and cleanroom equipment, is committed to providing excellent solutions for clean and fresh air.

28+

YEARS OF EXPERIENCE

  Hong Kong Kingland Investment Limited has been committed to advancing air purification technology and delivering exceptional products and services to customers worldwide since its inception. Leveraging Hong Kong's strategic position as an international financial and commercial center, we are able to efficiently integrate global resources, expand into international markets, and establish close partnerships around the world.   Since 1994 when KLC was built, we have been dedicated to the research and development of air purification products. We have invested a large amount of funding and technology to ensure that our customers can enjoy the latest high-quality products and the most professional additional services. Since the 21st century, KLC has expanded its reach to every corner of the world, accumulating extensive experience and application knowledge in order to provide more comprehensive products and services. KLC was the first enterprise in the purifying field to pass the ISO14001 and ISO9001 certifications. We possess top-ranking clean workshops and production lines, as well as advanced air filter equipment. As one of the leading manufacturers in researching, designing, and producing products related to clean rooms, our products and production technologies have obtained dozens of national patents. Now, we have garnered support from many leading enterprises across various fields and countries. With our "Globalization thinking" business philosophy, KLC products are spreading throughout Asia, Europe, and America. No matter where you are, we are always by your side.   In Mainland China, we have established an advanced production base that focuses on the research, development, production, and sales of air purification products. This production base is an integral part of our global layout, ensuring that we can continue to deliver high-quality products and services to customers worldwide.   THE HISTORY OF KLC 2005﹎﹎﹎At the beginning of establishment, KLC committed to the construction projects in the area of air conditioning, refrigeration, ventilation, air treatment, dust-free workshop, etc, focusing on China's emerging markets for future high-tech manufacturing industry, which has provided a solid foundation for industrial clean room area in technology, management and services. 2006﹎﹎﹎KLC registered our own trademarks, transferred air purification manufacturing market from scattered hand-made workshop to factory integration production. In the same year, KLC became China's first batch company in the air purification field to pass the SGS ISO9001 and SGS ISO14001 certification, these criteria for quality and environment management have built a solid basic for KLC's management and development. KLC also won the "National Quality Credit Enterprise" in 2006. 2007﹎﹎﹎KLC sales channel developed into diversified stage, began foreign trade, undertook a large number of overseas orders, reached cooperation with numbers of well-known domestic and foreign enterprises. In the same year, KLC products quality reached to a higher level, highly praised by domestic and foreign partners, and won the " Enterprise of Good Creditworthiness " award. 2009﹎﹎﹎KLC' worked with more than 3,000 end-users, and established one of few 10,000 clean class clean room for HEPA filters and ULPA filter manufacturing, in order to ensure the filters are free from pollution before customer receive the products. The clean room has effectively meet the requirement for business and future expansion of capacity, logistics or hardware equipment. 2011﹎﹎﹎KLC again researched and developed our own a variety of purification products, the world-class quality, appearance and utility model patents has set off a clean air whirlwind among the industry. Opened up a new situation in the domestic air purification industry. 2013﹎﹎﹎KLC product technology break through the traditional constraints successfully, innovation and improvement has been promoted, some product projects have been reviewed and passed the state-level scientific and technological innovation projects. In the same year, KLC is awarded as "high-tech" enterprises. 2014﹎﹎﹎KLC imported a large-scale media folding machine and flat foaming machine, became the first in southern China producing 1500mm width mini-pleat media filter. 2016﹎﹎﹎KLC invested huge sums of money to introduce an U-level testing equipment for filter's air flow, resistance and efficiency testing, filling the blank in southern China market of air filter testing, secondary testing equipment with the Chinese Academy of Sciences. KLC all products start to label with a style code, which enable the immediate tracing from production, logistics and product maintenance. 2017﹎﹎﹎KLC brand get a further upgrade, integrated comprehensively both from internal and external, including APP, suppliers, supply chain, logistics system etc. Starting a new journey from the state-own company Da An Gene become a shareholder of KLC. 2020﹎﹎﹎Introducing fully automatic MPPS filtration efficiency scanning equipment and air flow resistance detection equipment imported from the United States to enhance KLC's product development capabilities and meet higher customer demands.. 2022﹎﹎﹎KLC was awarded the title of "Specialized, Refined, Unique and New" enterprise and innovative small and medium-sized enterprise. In the same year, KLC's R&D center was approved as the Guangdong Engineering R&D Center. 2024﹎﹎﹎Introducing fully automatic MPPS filtration efficiency scanning equipment and air flow resistance detection equipment imported from the United States to enhance KLC's product development capabilities and meet higher customer demands.
Production
Automatic Sealant Glue Inject Machine Interactive laser cutting machine Automatic Digital Punching Machine Automatic Digital Bending Machine Automatic Folding Machine Combination Folding Machine Hepa Media Pleating Machine Semi-Automatic Sealant Glue Inject Machine2 Separator Filter Aluminum Foil Presing Machine Efficiency, Air Flow, Resistance Testing Machine PAO Testing Equipment PAO Testing Equipment2 Smoke Leakage Test Air Duct Type Particle Counter Testing Efficiency, Air Flow, Resistance Testing Machine 2 Semi-Automatic Sealant Glue Inject Machine    
Certificate
6S management; ISO9001 quality management system; ISO14001 environmental management system
  • 2021 CE-AS Series
  • 2021 CE-LF Series
  • Air shower-CE
  • CE-Clean bench
  • CE-Pass box
  • FFU-CE
  • ISO9001 (EN)
  • ISO14001 2015
  • Pleated Filter-UL-Certificate of Compliance
  • Pocket Filter-UL-Certificate of Compliance
  • Separator Filter-UL-Certificate of Compliance
  • SGS AIR Shower test report
  • SGS FFU & LC VC
  • 2009 UL-filter
  • SGS F5 F7 F9 filter roll stitched RoHS
  • Certificate ffu ul 2023
Our Team
Senior & professional sales service team and Professional production team
  • Professional production team
    Professional production team

    6S management

  • Senior design and development team
    Senior design and development team

    More than 10 years of experience

  • Senior & professional sales service team
    Senior & professional sales service team

    More than 10 years experience in filter and clean room equipment sales

  • 1994
    0
    Since
  • 2000
    0+
    Sales
  • 500
    0+
    Solutions
  • 100+
    0
    Countries
About Us
GUANGZHOU KLC CLEANTECH CO., LTD., as a leading supplier of air filters and cleanroom equipment, is committed to providing excellent solutions for clean and fresh air.
Featured Products
The products involve 58 fields and have a certain market share.
  • Air Filter
  • Cleanroom Equipment
Certificate
6S management; ISO9001 quality management system; ISO14001 environmental management system
  • 2021 CE-AS Series

    2021 CE-AS Series

  • 2021 CE-LF Series

    2021 CE-LF Series

  • Air shower-CE

    Air shower-CE

  • CE-Clean bench

    CE-Clean bench

  • CE-Pass box

    CE-Pass box

  • FFU-CE

    FFU-CE

  • ISO9001 (EN)

    ISO9001 (EN)

  • ISO14001 2015

    ISO14001 2015

  • Pleated Filter-UL-Certificate of Compliance

    Pleated Filter-UL-Certificate of Compliance

  • Pocket Filter-UL-Certificate of Compliance

    Pocket Filter-UL-Certificate of Compliance

  • Separator Filter-UL-Certificate of Compliance

    Separator Filter-UL-Certificate of Compliance

  • SGS AIR Shower test report

    SGS AIR Shower test report

  • SGS FFU & LC VC

    SGS FFU & LC VC

  • 2009 UL-filter

    2009 UL-filter

  • SGS F5 F7 F9 filter roll stitched RoHS

    SGS F5 F7 F9 filter roll stitched RoHS

  • Certificate ffu ul 2023

    Certificate ffu ul 2023

Latest News
KLC provides long-term security and technical support, based on data and facts, comprehensive and in-depth analysis, to provide you with professional advice and detailed product descriptions.
  • Why is the passbox the "lifeline" of a food factory?
    Aug 01, 2025
    Why is the passbox the "lifeline" of a food factory?
    In the cleanroom, the heart of a food factory, every breath of air and every surface plays a crucial role in the safety and quality of the final product. How can materials, tools, and semi-finished products flow safely, efficiently, and contamination-free between clean and non-clean areas? This requires a quietly unsung yet crucial "invisible guardian"—the professional clean passbox!      01  Isolating Contamination, Protecting Purity  Double-Door Interlock: Ensures both doors cannot be opened simultaneously, effectively blocking external contaminants such as dust and microorganisms from entering the cleanroom with the airflow. High-Efficiency Filtration: A built-in High-Efficiency Particulate Air (HEPA) filter continuously purifies the air during the transfer process, maintaining a positive pressure environment and preventing cross-contamination. Smooth and Easy-Clean: Made of food-grade materials such as 304/316L stainless steel, the surface is smooth, with no dead spots or risk of debris, making it easy to thoroughly clean and disinfect.    02  Improve Efficiency and Optimize Processes  Convenient Operation: The ergonomic design and smooth opening and closing significantly shorten material transfer time, reduce the frequency of personnel entering and exiting the cleanroom, and minimize contamination risks. Standardized Management: Clear transfer processes (such as UV disinfection and wiping procedures) ensure that each transfer complies with standard operating procedures (SOPs).      03  Compliance Assurance for Audit Preparedness  Regulatory Compliance: Strict adherence to cleanroom logistics channel requirements of food industry standards such as GMP, HACCP, and ISO 22000 is essential for preparing for various certification audits. Traceability: Comprehensive transfer records (optional electronic record functionality) provide a basis for quality traceability.  
  • Six common purification technologies for fresh air systems
    Jul 25, 2025
    Six common purification technologies for fresh air systems
      The fresh air system is a device that sends fresh outdoor air into the room after filtering through an air supply device. Its core function is to ensure the oxygen content and cleanliness of the indoor air. The high efficiency of the fresh air system is inseparable from its advanced purification technology. The following are six common fresh air system purification technologies:   HEPA (High Efficiency Particulate Air Filter) is a widely recognized high-efficiency filter material. It is composed of multiple layers of continuously folded sub-glass fiber membranes and is usually used in air purifiers. The surface area of the HEPA filter is large, and when unfolded, it increases by dozens of times compared to when folded, so the filtration efficiency is very outstanding. Its purification principle is based on the principle of particle inertia and diffusion, and can effectively intercept tiny particles in the air, such as dust, pollen, bacteria, etc.   Electrostatic dust collection technology uses the principle of high-voltage electrostatic adsorption to filter pollutants in the air. It uses the high-voltage strong electric field to adsorb particles on the negative or positive plates, and uses the principle of mutual attraction between different charges to achieve purification. This technology is widely used in indoor air purifiers and can effectively remove large particle pollutants in the air.   Activated carbon is divided into three types: coconut shell, fruit shell and coal. Coconut shell activated carbon has the strongest adsorption capacity. The porous structure and large specific surface area of activated carbon enable it to adsorb small particles in the air, such as odors, chemical gases, etc. Its purification principle is to use the physical adsorption of activated carbon to adsorb harmful substances on the surface of activated carbon.   Negative ion technology generates a large amount of negative ions, also known as negative oxygen ions, through a negative ion generator. Negative ions have the functions of sedation, hypnosis, analgesia, increasing appetite, and lowering blood pressure. After a thunderstorm, people feel happy because of the increase in negative ions in the air. Negative ions can reduce pollutants, nitrogen oxides, active oxygen produced by cigarettes in the atmosphere, etc., reducing the harm of harmful substances to the human body. In addition, negative ions can neutralize positively charged airborne dust and make it settle, thereby purifying the air.   Ozone is a strong oxidant, and its purification principle is based on its strong oxidizing property. Ozone can oxidize organic matter, odor molecules and the functional structure of microorganisms in the air, making them inactive, thereby achieving the effect of sterilization and deodorization. This technology is widely used in air purifiers and can effectively remove odors and bacteria in the air.   Photocatalyst technology is a technology that uses new composite nano high-tech functional materials. Photocatalysts (such as titanium dioxide) can produce catalytic effects under ultraviolet light, exciting surrounding oxygen and water molecules into highly active free radicals. These free radicals can decompose harmful organic substances and some inorganic substances in the air, thereby purifying the air. Photocatalyst technology requires ultraviolet light to work, so you need to pay attention to the configuration of the light source when using it.   The fresh air system can effectively remove pollutants from the air and ensure the cleanliness and safety of indoor air through a variety of advanced purification technologies. HEPA high-efficiency filtration technology, electrostatic dust collection technology, activated carbon adsorption technology, negative ion technology, ozone sterilization and deodorization technology and photocatalytic decomposition technology each have their own advantages, which together constitute the powerful purification ability of the fresh air system.   Choosing a suitable fresh air system can effectively improve indoor air quality and create a healthy and comfortable living environment for people.
  • New energy, new environmental standards, KLC invites you to THE BATTERY SHOW North America 2025
    Jul 17, 2025
    New energy, new environmental standards, KLC invites you to THE BATTERY SHOW North America 2025
    Dear Friends,   We sincerely invite you to visit the booth of KLC at THE BATTERY SHOW North America 2025!    Date:  OCTOBER 6-9, 2025    Venue:  Huntington Place Detroit, MI    Booth Number:  5541   KLC focuses on production environment control, industrial air purification solutions, etc., and is committed to providing efficient and sustainable environmental technology equipment and services for the global new energy industry.   ✅ The world's leading lithium battery production environment control solution ✅ One-to-one technical consultation & industry solution customization   We look forward to communicating with you face to face about industry trends and exploring new boundaries of environmental technology in the new energy industry!     Sincerely Yours,KLC Teams
  • What materials are used in Clean Booth?
    Jul 04, 2025
    What materials are used in Clean Booth?
    The main materials of clean booth directly affect the cleanliness and effect of clean booth. Whether the maintenance is proper directly affects the service life of clean booth.    What materials are used in clean booth:  1. There are generally three types of frame materials for clean booth: stainless steel square tubes, iron square tubes, and aluminum profiles. 2. There are generally three types of materials for the top of clean booth: stainless steel plates, cold-rolled steel plates sprayed with plastic, anti-static mesh curtains, and organic glass. 3. For the clean air supply part, FFU laminar flow hoods (FFU fan filter units) are generally selected. 4. The enclosure materials of clean sheds generally include: anti-static curtains, (anti-static) organic glass.     The functional definition of the design concept of clean booth has mentioned that "controlling the main production process in a smaller environment is also a choice for clean booth design." In fact, this is the application concept of clean booth, with low investment and control of the main process. Since the control point is higher, the cleanliness level of the clean work booth is generally designed to be very high, generally ISO level 5 and level 4, and a few use level 6.   Clean booth is an air purification equipment for local high clean environment. Clean booth is mainly composed of box, fan, primary air filter, damping layer, lamps, etc., and the outer shell is sprayed. Clean booth can be hung or supported on the ground, with compact structure and convenient use. It can be used alone or connected in multiples to form a strip-shaped clean area.   Clean booth is generally referred to as clean booth, dust-free room, etc. Generally, film enclosure is used, so it is more appropriate to call it clean booth. It is also most appropriate to understand it as clean booth if it is not polluted.
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