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Hongrun Purification is a leading supplier in the field of air filtration, specializing in deodorizing filters, activated carbon technologies, and functional air purification products. We protect human health by delivering high-performance filtration solutions across industries.
A trusted name in air filtration technology, committed to innovation, quality, and global service excellence.
Formerly known as Nantong Hengxin Environmental Technology Co., Ltd., Hongrun Purification was established in 2009 with investment from Shanghai Sino Green Import and Export Co., Ltd. Since then, we have focused exclusively on air filtration research, development, production, and sales.
Our products effectively filter ultrafine particles, harmful gases, odors, and microorganisms—protecting human health in homes, vehicles, medical facilities, industrial plants, and more.
We are experts in low-concentration deodorization, meeting rigorous standards such as Korean CA, Japanese JEM1467, and leading corporate lab testing protocols.
Specialists in low-concentration odor removal with proven performance in air purifiers and ventilation systems.
Backed by years of R&D and a robust quality management system ensuring consistent product excellence.
Serving customers worldwide with professional support and fast delivery solutions.
We develop and produce our own LTC (Low-Temperature Catalyst) activated carbon and carbon fiber.
High-performance air filtration solutions designed for diverse industrial and consumer applications.
Ideal for air purifiers and HVAC systems requiring efficient low-concentration odor removal.
High-efficiency deodorizing filter using proprietary catalytic carbon for extended life and performance.
High surface area structure for maximum adsorption capacity in industrial and commercial systems.
Integrated carbon into nonwoven fabric for lightweight, high-flow filtration applications.
Environmentally friendly binder-free carbon cloth for sensitive environments like medical devices.
Designed to remove volatile organic compounds (VOCs), acids, and other hazardous gases from indoor air.
Multi-layer cabin air filter combining particulate and gas-phase filtration for automotive use.
Customizable filter with loose carbon pellets for deep-bed adsorption in large-scale systems.
Our deodorizing filters meet Korean CA, Japanese JEM1467, and major corporate laboratory standards.
Strong production capacity and logistics network ensure timely delivery to global clients.
Continuous innovation in low-temperature catalysts and filtration media ensures cutting-edge solutions.
Household Air Conditioners
Car Air Conditioners
Central HVAC Systems
Fresh Air Systems
Air Purifiers
Medical Equipment
Semiconductor Factories
Pharmaceutical Plants
The larger the filtration area, the lower the filtration speed and resistance—key factors in system design.
Published on: 2023-12-21
Second-hand smoke contributes up to 90% of indoor PM2.5 in smoking rooms—highlighting the need for effective filtration.
Published on: 2023-12-21
Polypropylene wet film is a durable, chemical-resistant material widely used in humidifiers and cooling systems.
Published on: 2025-01-17
For inquiries, partnerships, or product information, visit our official website to connect with our team.
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