FITOK, founded in 1998, is a developer and manufacturer of quality instrument valves and accessories for the industry, with R&D centers, manufacturing facilities, warehousing and service locations in Offenbach, Germany; Wuhan, Texas, USA; and Suzhou, Osan, China -- si Korea and Dubai, UAE. We are capable of manufacturing and supplying 5 different product categories, including: universal instrument valves and fittings, medium and high pressure valves and fittings, high purity and ultra high purity products, sampling systems, piping, etc. Our mission is to provide customers with quality products and professional service. The performance of our products is guaranteed throughout the manufacturing cycle, from our use of custom materials, which are more tightly controlled than merely in accordance with ASTM requirements, to our implementation of production and testing that exceeds industry standards.