Technology & Quality
R&D strength, service commitment and technical support behind every roll of Huarui filter media.
R&D Innovation
A research-driven manufacturer: academician workstation, university cooperation and proprietary production technology.
Total Employees
Technical Staff
Research Scientists
Technical Staff Ratio
![IATF 16949]( "IATF 16949")
IATF 16949
![ISO 9001:2015]( "ISO 9001:2015")
ISO 9001:2015
![ISO 14001:2015]( "ISO 14001:2015")
ISO 14001:2015
![ISO 45001:2018]( "ISO 45001:2018")
ISO 45001:2018
![FSC Certificate]( "FSC Certificate")
FSC Certificate
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Service Process
A clear eight-step workflow from your first inquiry to long-term after-sales support.
Inquiry
We discuss your working conditions, fluid/air media, required rating and flow rate.
Inquiry
We discuss your working conditions, fluid/air media, required rating and flow rate.
Sampling
We recommend suitable media and send samples for your testing.
Sampling
We recommend suitable media and send samples for your testing.
Testing & Confirmation
We support trial testing and adjust the formulation until performance meets your needs.
Testing & Confirmation
We support trial testing and adjust the formulation until performance meets your needs.
Quotation & Contract
Specifications, quantity, price and lead time are confirmed.
Quotation & Contract
Specifications, quantity, price and lead time are confirmed.
Production
Orders are scheduled and manufactured under controlled processes.
Production
Orders are scheduled and manufactured under controlled processes.
QC & Dispatch
Finished products are tested and the inspection report is provided.
QC & Dispatch
Finished products are tested and the inspection report is provided.
Delivery
By sea, train and truck shipment.
Delivery
By sea, train and truck shipment.
After Sales
Follow-up on delivery, usage and any issues.
After Sales
Follow-up on delivery, usage and any issues.
After-sales Support
Our responsibility does not end at dispatch — every batch stays supported.
Quality Guarantee
Products with confirmed defects can be returned or replaced at our cost.
Quality Guarantee
Products with confirmed defects can be returned or replaced at our cost.
Full Traceability
Every roll is marked with its production date and lot number.
Full Traceability
Every roll is marked with its production date and lot number.
Quick Response
We respond within 24 hours and provide a solution within 48 hours.
Quick Response
We respond within 24 hours and provide a solution within 48 hours.
Long-term Records
We keep your product specifications on file for consistent repeat orders.
Long-term Records
We keep your product specifications on file for consistent repeat orders.
Regular Follow-up
We conduct periodic reviews to ensure ongoing satisfaction.
Regular Follow-up
We conduct periodic reviews to ensure ongoing satisfaction.
Technical Support
Engineering help across selection, sampling, troubleshooting and custom development.
Selection Guidance
We recommend the right media based on your application — air / oil / water / chemicals, temperature, viscosity and required filtration efficiency.
Selection Guidance
We recommend the right media based on your application — air / oil / water / chemicals, temperature, viscosity and required filtration efficiency.
Sample Testing
We provide samples with mill test reports and support joint testing to your own standards.
Sample Testing
We provide samples with mill test reports and support joint testing to your own standards.
Troubleshooting
We help diagnose pleating problems, high pressure drop, insufficient rating, and media breakage or deformation.
Troubleshooting
We help diagnose pleating problems, high pressure drop, insufficient rating, and media breakage or deformation.
Custom Development
For special conditions — high temperature, corrosive, high humidity or special rating — we co-develop dedicated media.
Custom Development
For special conditions — high temperature, corrosive, high humidity or special rating — we co-develop dedicated media.
Documentation
We provide TDS, MSDS, factory and third-party test reports and other technical documents as required.
Documentation
We provide TDS, MSDS, factory and third-party test reports and other technical documents as required.
Testing Equipment
Qualifications & Certificates
![FSC Certificate]( "FSC Certificate")
FSC Certificate
![ISO 45001:2018]( "ISO 45001:2018")
ISO 45001:2018
![ISO 14001:2015]( "ISO 14001:2015")
ISO 14001:2015
![ISO 9001:2015]( "ISO 9001:2015")
ISO 9001:2015
![IATF 16949]( "IATF 16949")
IATF 16949
Need Help?
Tell us about your application, product requirements and volumes. Our sales team will reply within 24 hours.