304 316L SMS/3A/DIN sanitary welded butterfly valve for food grade

Wenzhou Sinco steel's predecessor factory founded 2001, as developed, we ready have our own factory and working base for pipe, fitting. with our own brand sailing for pipe, guotai for fitting, and sinco fluid tech in sanitary area. As now, our storage have 400-500 ton pipe stock and 100 ton pipe fitting stock for fast delivery.