Machinery for Manufacturing and Finishing of Tubes, Welding Machinery, Machinery for Production, Finishing and Internal Transport of Tools, Tools/Auxiliary Materials, Iron and Steel Tubes and Accessories, Stainless Steel Tubes and Accessories, Non-Ferrous Metal Tubes and Accessories, Other Tubes (Incl. Concrete, Plastic, Stoneware), Measurement, Control and Test Technology, Environmental Protection Equipment, etc.