Precision Engineered for Your Cleanroom.
One-stop solutions for different levels of needs.
Custom Solutions
Delivering tailored engineering design and construction for unique project requirements.
One-stop Service
Providing complete project management from planning and installation to maintenance.
Premium Equipment
Manufacturing efficient, reliable, and long-lasting purification products and materials.
Expert Team
Experienced professionals providing innovative technology to ensure high cleanliness standards.
Our Solutions
Advanced Cleanroom Solutions
About us
Your Trusted Partner For Clean Environments
OUDELONG is a leading company specialising in the purification industry. We provide a full range of purification engineering, purification equipment and purification products to meet the needs of different customers, Our engineering, equipment, products and services are widely used in electronics, pharmaceutical and biological, healthcare, food, cosmetic and aerospace and other industries that require highly clean environments.
- Leading Specialist
- Comprehensive Solutions
- Wide Application
Why Us
Our Commitment to Excellence
Tailored Solutions
We offer one-stop services from design to maintenance, ensuring every detail meets your specific requirements.
Superior Quality
We provide efficient, reliable purification products carefully designed to ensure high performance and long-lasting durability.
Expert Team
Our experienced engineers utilize deep technical knowledge to provide innovative solutions that improve your productivity.
Our Projects
Our Stunning Projects
Operating Theater
Cosmetics Workshop
Food Workshop
Testimonials
Honest Reviews from our Customers

Jane Anderson
Operations Manager, Pharmaceutical Industry
“OUDELONG provided an exceptional one-stop solution for our new pharmaceutical cleanroom project. Their engineering team demonstrated a deep understanding of our strict hygiene requirements and delivered a customized design that maximized our efficiency. From planning to final construction, the process was seamless, and the result perfectly meets the highest industry standards. “

James Head
Plant Director, Electronics Manufacturing
“We have sourced various purification products, including air showers and clean benches, from OUDELONG, and the quality has always been outstanding. The equipment is reliable, durable, and significantly helps us maintain a sterile environment. Their technicians are incredibly professional and proactive in offering solutions that help us reduce operating costs. A truly trustworthy partner.”
Ready to transform your outdoor space?
Contact us today to schedule a consultation or to learn more about our services.