CNUS
Bring aroma to
every space.
Hotel · Home · Automotive
A complete scent delivery system — designed, engineered and produced in a 14,860 m² facility verified by SGS. From private molds to ready-to-ship fragrance solutions.
Designed for the spaces we breathe in.
Atmosphere at scale
HVAC-grade scent machines engineered for hotels, lobbies and showrooms.
Quiet, every day
Plug-and-play diffusers tuned for living rooms, bedrooms and studios.
On the road
Compact aluminium diffusers shaped for cabin air and quiet operation.
Sourced. Bottled.
Concentrated fragrance oils crafted in-house — paired with every machine.
A factory built on precision.
Independent inspection by SGS Group confirms the scale, the team and the discipline behind every fragrance device we ship.
Where every scent
begins.
1,000+ scent formulas. Ready to license.
From hotel-signature replication to original private-label creation — our in-house perfumers work across all fragrance families.
Science that
makes scent last.
Cnustech R&D Center in Guangzhou houses chromatography instruments, stability chambers, and application testing rigs — purpose-built for fragrance chemistry.
In-house perfumers
Our 15-person R&D team owns the full formulation cycle — from brief to production-ready formula.
Ingredient traceability
Every raw material is logged with supplier, batch, and safety data before entering the lab.
Stability & safety testing
Each formula passes IFRA compliance checks, stability tests, and application performance validation.
Rapid sampling
Standard 7-day sample turnaround. Complex custom formulas delivered within 15 working days.
Audited. Certified. Trusted.
Every certificate is independently issued and audited by SGS Group, a global testing and inspection authority. The marks below cover quality systems, electromagnetic compliance and material safety.
Blog
OEM Car Diffuser Manufacturer: How to Choose the Right Supplier for Stable and Scalable Business
Choosing an OEM car diffuser manufacturer is not just about price—it directly impacts product consistency, brand reputation, and long-term profitability. This guide explains how to evaluate suppliers based on real B2B criteria.
Car Aroma Diffuser Wholesale: What Buyers Should Know Before Placing Bulk Orders
Buying car diffusers in bulk isn’t just about price—it’s about stability, quality, and long-term resale value. This guide explains what buyers should evaluate before choosing a supplier.
Top Features to Look for in a High-End Car Diffuser: What Actually Defines Premium Performance
Not all diffusers deliver the same experience. This guide breaks down what truly defines a high-end car diffuser—from materials to scent control—so you can identify real quality instead of marketing claims.