Onlyzone Technology is a nationally recognized high-tech enterprise headquartered in Zibo, Shandong Province—the heart of China’s advanced ceramics industry. Founded and led by Dr. Zhang, an expert in Material Science, the company integrates R&D, precision manufacturing, and global sales to provide cutting-edge filtration solutions.

Technical Prowess & Innovation 

Driven by a professional R&D team composed of Ph.D. and Master’s degree holders in material science, Zone Technology has developed over 100+ bespoke filtration solutions. We have successfully partnered with numerous world-renowned water purification brands, engineering products that meet and exceed NSF-177 (USA), Japanese, and European international standards.

Quality Assurance 

We uphold the highest benchmarks of safety and reliability. Our manufacturing facilities are ISO9001 certified, ensuring rigorous quality control at every stage. Zone Technology products have earned a comprehensive suite of international safety certifications, including:

l North America: NSF, FDA

l Europe: REACH, RoHS

l Global Standards: Specialized compliance with NSF-177 and various international filtration protocols.