LonghaiSteel Co.,Ltd has 400 semi-continuous hot strip mill ; 350 four-roller reversible cold rolling mill ,15 tons gasfied bell-type furnace ,soild-state high-frequency welded pipe mill ,Straight Line Wire Drawing Machine ,Continuous bright heat treatment furnace .With a complete roll of hot-rolled band ,cold-rolled strip and wire ,welding steel pipe ,steel wire production line , can produce high-quality hot , cold roll band , welded pipe , steel wire products .The products are widely used in construction , hardware ,machinery and other industries .