Opens in a new tab
Innovative Air Quality Solutions

Innovative Air Quality Solution

Premium Air Purifier OEM/ODM for Global Brands

Launch Differentiated Models Fast — Wall-Mounted Platform Ready with Samples & Low MOQGet OEM PricingExplore Wall-Mounted Platform
banner wall mounted

Stainless Steam Humidifier

Pure Steam. Pure Design.

Global Patented SteamPure™ Tech – 99.99% Sterilization. Learn More
A sleek, modern humidifier with a digital display panel shows a number '60' and emits visible vapor from the top.

Innovation for Healthier Living

More Than a Manufacturer Partner

Creating Healthier Air, Water, and Indoor Environments. From Custom Design to AloT IntegrationLearn More
A selection of smart home devices displayed on white cylindrical podiums, featuring a coffee machine, tablet, air purifier, thermostat, speaker, and other gadgets.

Differentiated Air Purifier Platforms for Global Brands

Ready stock & low MOQ

Air Wellness System

Tailored Air Quality Solutions for Every Need - Purify, Humidify, Warm, or Cool.

water Wellness Solutions

Water Purification Systems Designed for Modern Living

ODM — Tailored Indoor Air Quality Solutions

From Concept to Certified Mass Production
Product Definition & Kick-off
Industrial Design
Structured Engineering
Mock-up (CVP Sample)
Tooling (FOT Sample)
Engineering Builds
Pilot Production
Standard Production
Mass Production

JDM — Joint Design Manufacturing

Collaborate with our engineers while keeping full control of industrial design and IP. We co-invest in tooling and guarantee unit economics before the first run.
Explore Success Story

Private Label —Launch Your Brand Fast

Customize a proven platform and start shipping in weeks
home icon logo
Custom Logo
home icon color
Colour Palette
home icon material
Materials
home icon finish
Surface Finish
home icon package
Packaging Design
home icon img07
Mass Production
home icon delivery
Global Delivery

Global Manufacturing
- China+1 Strategy Ready

China / Vietnam / Thailand / Malaysia
Contact Us

Vietnam Factory

Streamlining US Trade with Cost Efficiency and Quick Delivery.
intelligent systems

  • Building Area：20000㎡
  • Focus On Environment－Friendly Appliances
  • Employee：400+
  • Assembly Line: 4+3
  • Production Heating Elements In House
  • Own Testing & Verification Lab
  • Annual Capacity: 1 Million Units

vietnam1
vietnam
vietnam2
vietnam7
vietnam4
vietnam1
vietnam
vietnam2
vietnam7
vietnam4

Thailand Factory

Replacement Factory outside China
hisoair thailand factoryhisoair thailand factory 2
Technician conducting air filter quality testing in a laboratory.
experimental cabin
constant temperature and humidity box(1)

Premium Air‑Care Solutions You Can Trust

HisoAir subjects every purifier, humidifier, diffuser, and dehumidifier to stringent, internationally accredited tests—so you enjoy proven performance, safety, and reliability.

Our Key Testing Capabilities:

  • CADR: Quantifies particulate removal rate.
  • Sensor Calibration: Confirms precision of sensors.
  • Filter Life & Efficiency: Verifies HEPA/activated‑carbon capture performance.
  • Humidity Control Assessment: Measures mist output, dehumidification capacity, and set‑point accuracy.
  • Noise Level: Records noise levels across all operating modes.
  • Environmental Chamber: Evaluates function under varying temperature and humidity conditions.
  • Aging & Safety: Conducts accelerated life cycles to prove long-term stability and validates environmental adaptability and electrical safety.

We also provide customized solutions to enhance filtration efficiency and lifespan, tailored to your needs.

Talk to Our Expert
workshop assembly line

Strict Quality Control

Rigorous testing on CADR, noise levels, and durability ensures every product delivers outstanding performance.
understanding merv

National Air Filter Standard Contributor

As a contributor to the development of national air purifier standards, we set the benchmark for quality.
Scientist Working in Laboratory with Various Glassware and Equipment on Lab Benches

CNAS-Approved Lab

Our in-house testing facilities, accredited by CNAS, ensure every filter complies with national and international standards.

Proven Performance & Premium Quality Promise

Trusted Globally. Certified Internationally.
energy star
UL Certification Logo
etl
fcc logo
ce logo
doe
aham
ca65
Public Health Accreditation Board (PHAB) Logo
rohs logo
logo
Ashare Logo - Professional Air Quality Solutions Provider
sgs iso 9001
ISO 16890 Air Filter Testing and Classification Certification Logo
advanced water filter production
production line 2
structural testing laboratory

Trusted Water Purification Solutions, Backed by Rigorous Testing

HisoAir ensures every water purifier is tested under internationally recognized standards—delivering safe, clean, and great-tasting water with proven reliability and durability.

Our Key Testing Capabilities:

  • Filtration Efficiency: Verified removal of bacteria, heavy metals, chlorine, VOCs, and harmful contaminants.
  • RO & UF Membrane Testing: Assesses long-term performance, rejection rate, and stability.
  • Water Quality Assessment: Measures TDS levels, pH balance, and mineral retention for healthy drinking water.
  • Flow Rate & Pressure Test: Ensures consistent water output across different household conditions.
  • Durability & Safety: Conducts accelerated life-cycle tests to validate component strength and electrical safety.
  • Environmental Adaptability: Evaluates performance under varying water quality and temperature conditions.

We also provide customized purification solutions to meet your market needs—enhancing water quality, system lifespan, and user satisfaction.

Talk to Our Expert
physical and chemical laboratory

Strict Quality Control

Every purifier undergoes rigorous testing for filtration efficiency, flow rate, and durability—ensuring consistent performance and safe drinking water.
patent

International Standard Compliance

As a contributor to global water purifier standards, HisoAir sets the benchmark with certified RO and activated-carbon systems.
complete water purifier assembly 3

CNAS-Approved Lab

Our in-house labs, accredited by CNAS, guarantee that each product complies with national and international water safety standards.

Proven Performance & Premium Quality Promise

Trusted Globally. Certified Internationally.
nsf
wqa logo water quality association
rohs logo
sgs iso 9001
energy star
fda
fcc logo
ce logo
etl
UL Certification Logo
pops
ca65
iso 9001 certified quality management system standard
logo

Founders of HisoAir

Connect with experts to improve and maintain your indoor air quality.
alween lee hisoair founder
Alwen Lee
Founder & CEO

As the founder of HisoAir, I am deeply passionate about improving indoor air quality and the well-being of our environment.

With a commitment to clean air and healthy living spaces, I am dedicated to developing innovative solutions that make a significant difference.

My expertise lies in social media marketing and global brand distribution, allowing me to bring our air quality products to a wider audience.

evelyn
Evelyn Wen
Co-Founder

With over 16 years of experience as a Product and Quality Engineer in Apple's supply chain, Evelyn Wen is a dedicated expert in designing high-quality products that improve indoor air quality.

She is passionate about user experience and committed to creating innovative solutions that enhance the well-being of customers through cleaner, healthier living environments.

mr wu
Mr. Ng
Co-Founder

With over 20 years of experience in air treatment, he is an expert in product design and manufacturing. He has dedicated his career to developing advanced solutions for improving indoor air quality.

Passionate about innovation, he leads the design and production of high-performance air purification systems that create healthier, more comfortable living environments.

Why Choose Us

Choose HisoAir for unparalleled expertise in air purification, where our commitment to “Maximum Purification, Minimum Noise” meets the exacting standards of the world’s leading brands and Fortune 500 companies, including: Henry Schein, JP Morgan, AFLAC, and BlueAir.

Prestigious Partnerships: Trusted by industry leaders like Henry Schein, JP Morgan, Aflac, and BlueAir, HisoAir is a top-tier provider of air purification solutions, meeting the high demands of global brands.

Decibel Cancellation™ Technology: Our unique technology offers quiet, high-performance air purification, making our purifiers ideal for noise-sensitive environments.

Tailored, High-Performance Solutions: We offer premium air purifiers customized to each client’s needs, ensuring superior air quality and exceeding customer expectations.

Meeting Modern Air Quality Challenges

Advanced Monitoring, Smart IoT Integration, Efficient Purification

Air Monitor

Precision in Air Quality. Our advanced systems offer real-time data and insights, ensuring a healthier indoor environment with cutting-edge sensors and IoT integration. Perfect for your business needs.

IoT for Us

Revolutionizing Air Purification with Smart Technology. Our advanced IoT-enabled air purifiers and monitors offer real-time data, seamless connectivity, and enhanced performance. Experience unparalleled control and efficiency, ensuring a healthier and cleaner environment for your business.
A modern ceiling mounted air conditioning unit with a sleek design and digital controls.

Air Purifiers & Ventilation

Ceiling air purifiers and desktop air purifiers meet a more intelligent opportunity to link with the environmental situation and realize automatic adjustments.

REQUEST A QUOTE

drop a message below

We’ll get back to you ASAP!

KEEP IN TOUCH

Contact Information

Your query matters to us.
We’ll connect shortly, and your details always remain secure.
sales@hisoair.com
+86 138 0961 9940

US Office: 2180 S WINEVILLE AVE ONTARIO, CA 91761

Office: Room 712~713, Building 1, No. 4, Second Road, Songshan Lake Park, Dongguan City, Guangdong Province, 523429.

Factory: China | Vietnam | Thailand | Malaysia

Contaminant Engineering•3 min read

PFAS Water Filtration Technologies Explained: Carbon, Resin & RO

Key Takeaway:

PFAS reduction depends on the specific compounds present, treatment media, contact time, water chemistry, and system design. Activated carbon, ion exchange, and Reverse Osmosis address PFAS through different mechanisms.

PFAS are a large family of persistent fluorinated compounds that can occur in drinking-water supplies. Their treatment behavior varies significantly by molecular structure, chain length, functional group, concentration, and the chemistry of the source water.

Granular Activated Carbon (GAC) removes PFAS primarily through adsorption. It is generally more effective for many longer-chain PFAS, while shorter-chain compounds tend to break through more quickly. Carbon performance depends on media properties, Empty Bed Contact Time (EBCT), competing organic matter, loading, and replacement frequency.

Ion-exchange resins use charged functional sites to capture many PFAS compounds. Properly selected anion-exchange media can provide high capacity and may perform better than conventional activated carbon for some shorter-chain PFAS, although performance still depends on water chemistry and competing ions.

Reverse Osmosis (RO) uses membrane separation rather than adsorption. Properly designed RO systems can provide broad reduction across many PFAS compounds as well as dissolved salts and other contaminants. Unlike carbon or resin, however, RO also produces a concentrate stream that must be managed.

No single technology should be selected from a PFAS label alone. System design should consider which PFAS compounds are present, their concentrations, required reduction targets, flow rate, media life, and the applicable third-party certification or validation requirements.

HisoAir Water Technical Series
Product Discovery•3 min read

How to Choose an Under-Sink Water Purifier for Modern Kitchens

Key Takeaway:

Match the treatment technology to your water quality first, then evaluate cabinet space, faucet configuration, flow rate, drain and power requirements, and filter replacement needs.

Choosing an under-sink water purifier starts with water chemistry. Carbon filtration is well suited to chlorine, taste, odor, and many organic contaminants, while Reverse Osmosis is more appropriate when dissolved salts, fluoride, nitrates, or broader dissolved contaminants need to be reduced.

For compact kitchens, tankless RO systems eliminate the conventional storage tank and can significantly reduce the space required under the sink. However, membrane capacity stated in GPD does not directly equal faucet flow. When comparing systems, check the actual dispensing flow rate, inlet-pressure requirement, recovery ratio, and whether a booster pump is required.

Installation architecture also matters. Many RO systems require a drain connection, electrical power, and either a dedicated drinking-water faucet or a compatible multi-function faucet. High-flow carbon systems can often connect directly to the existing cold-water line with a simpler installation, but pressure drop and available faucet flow should still be verified.

RO also removes much of the naturally occurring dissolved mineral content. Where taste or mineral balance is a priority, a post-RO remineralization stage can be added. Filter life should be evaluated by both rated capacity and local water quality rather than replacement time alone.

The right system is therefore not simply the smallest or highest-GPD model. It is the configuration that matches the target contaminants, available cabinet space, desired faucet setup, peak dispensing demand, and maintenance expectations.

HisoAir Water Technical Series
Water Quality•2 min read

What Does TDS Mean in Drinking Water? Measurement vs Contaminant Reality

Key Takeaway:

A TDS meter estimates the overall concentration of dissolved ionic substances from electrical conductivity. It cannot identify specific contaminants or determine whether water is chemically safe.

Total Dissolved Solids (TDS) refers to the combined concentration of dissolved substances in water. Most handheld TDS meters do not measure TDS directly. Instead, they measure electrical conductivity (EC) and convert that reading into an estimated parts-per-million (ppm) value.

This means a TDS reading can indicate how much dissolved ionic material is present, but not what that material actually is. Calcium, magnesium, sodium, nitrates, and other dissolved ions can all contribute to conductivity, yet a simple TDS meter cannot distinguish between them.

TDS meters are also not suitable for detecting trace contaminants such as PFAS, many VOCs, pesticides, pharmaceuticals, or disinfection byproducts. These substances may be present at concentrations far below the level needed to noticeably change electrical conductivity.

A low TDS reading therefore does not guarantee safe drinking water, and a higher TDS reading does not automatically indicate contamination. Water-treatment decisions should be based on laboratory testing for specific contaminants of concern rather than TDS alone.

HisoAir Water Technical Series
Technology Selection•2 min read

RO vs UF Water Filtration: Understanding Pore Sizes & Dissolved Minerals

Key Takeaway:

Ultrafiltration can reduce bacteria, turbidity, and suspended particles while retaining most naturally occurring dissolved minerals. Reverse Osmosis provides much broader reduction of dissolved salts and smaller contaminants.

Ultrafiltration (UF) typically uses hollow-fiber membranes with pore sizes in the approximate 0.01–0.1 micron range. These membranes physically retain turbidity, suspended solids, colloids, and many microorganisms while allowing dissolved minerals and salts to remain in the water.

Reverse Osmosis (RO) operates at a much finer separation level. Unlike UF, RO can substantially reduce dissolved ions such as sodium, calcium, fluoride, nitrates, and other contributors to total dissolved solids (TDS). This makes RO more suitable when dissolved-salt reduction is a primary treatment objective.

UF generally requires less system pressure and produces little or no continuous concentrate stream in many point-of-use configurations. RO typically requires greater pressure and produces a reject-water stream, but delivers broader contaminant reduction.

For water with acceptable TDS and mineral content, UF can be a simpler mineral-retaining treatment option. Where dissolved salts, fluoride, nitrates, or broader dissolved contaminants are a concern, RO is generally the more appropriate technology.

HisoAir Water Technical Series
Technology Selection•4 min read

Carbon Block vs Reverse Osmosis: Which Fits Your Need?

Key Takeaway:

Choose RO for dissolved inorganic salts and heavy metals; choose Carbon Block for chemical taste/odor, no wastewater, and high line-pressure flow.

Reverse Osmosis (RO) and Carbon Block filtration represent two fundamentally different treatment methods: membrane separation and adsorption. Understanding these differences helps determine which technology is better suited to a specific water-quality requirement.

Reverse Osmosis uses a semi-permeable membrane with pore sizes of approximately 0.0001 microns. It can significantly reduce dissolved inorganic contaminants such as TDS, fluoride, nitrates, and certain heavy metals. Because water must be forced through the membrane, RO systems require sufficient pressure or a booster pump and generate a concentrated wastewater stream.

Carbon Block filtration relies primarily on adsorption through compressed activated carbon, commonly with nominal pore sizes around 0.5–5 microns. It is highly effective for chlorine, chloramines, VOCs, taste, and odor, while allowing substantially higher direct-flow rates without producing wastewater.

From an operating perspective, Carbon Block systems are generally simpler, require less energy, and avoid the water loss associated with RO. RO involves higher system complexity and operating cost, but provides substantially broader reduction of dissolved contaminants that Carbon Block alone cannot address.

HisoAir Water Technical Series

REQUEST A QUOTE