Sanitary Stainless Steel Tri Clamp Hose Fitting is our professional products. And export to many countries with high repurching. All the products are strictly manufacturedaccording to different smoothness, material and sector's standards (such as ISO, DIN, IDF, SMS and 3A) etc. Under the efforts of all scientific research personnel. We are keeping on developing new products.- Wenzhou Qili Fluid Equipment Co.,ltd.