4.1 Plate-based items’ manufacturing up till 3 mm thickness
4.2 Cutting Out of Plates over 3 mm Thickness
4.3 Welded and Other Complex Steel Fabrications
4.4 Manufacturing and Assembling of Fine Mechanical Fabrications
4.5 Other, Non-Turnings Manufacturing of Metal Components
4.9 Metal Fabrications with Particular Properties (Specific Technologies)