Wenzhou Zhenan Machinery Co., Ltd is more than a manufacturer; we are a dedicated partner in high-purity engineering. With 20 years of manufacturing heritage, we specialize in high-precision sanitary valves and fittings that meet the most rigorous global hygiene standards.

From the heart of China’s stainless steel hub, we empower the Pharmaceutical, Food, and Dairy industries by ensuring that every component we craft supports a safer, cleaner, and more efficient production environment.

Our products range as following:

• Sanitary Valves  
• Stainless steel Butterfly valves, Ball valves, and Plug valves, Diaphragm valves, Sampling valves, and Needle valves,Check valves, Safety valves, Divert valves, and Reversing valves.
• Sanitary Fittings & Tubing 
• Sanitary Stainless Steel Tees, Elbows, Reducers, and Crosses,Unions, Pipe supports, and high-quality Sanitary Stainless Steel Tubing.
• Sanitary Filters and Strainers.
• Stainless Steel Flanges
• Tank Accessories: Manholes, sight glasses, and Customized Components tailored to your unique engineering drawings.