Year-round bulk purchase of scrap steel, iron, copper, aluminum, stainless steel, electrical wires and cables, motors, transformers, large-scale machinery and equipment, semi-finished products, factory demolition, tungsten, molybdenum, nickel, cobalt, titanium, vanadium, niobium, tantalum, indium, gallium, germanium, gold, silver, platinum, palladium, rhodium, iridium, ruthenium, and other rare precious metals.