world steel association is one of the largest industry in the world. it is a non profit organization having the headquarters at Beijing, China it represents over 170 steel producing companies of the world. World Steel Association members represent around 85% of world steel production. WSA is the international trader for steel and iron. they promotes steel and the steel industry to customers. the industry, media and the general public. they assist its members to make the market of steel. world steel has major projects in the automotive and construction sectors.