After independence our great leaders thought of developing our industries. Without industries our country could not make progress. Therefore, plans were made to set up basic industries. Steel is the base of all heavy machinery and big steel plants were set up under the five-year plans. Now our country stands tenth in the industrialized countries of the world.Industries can be divided under the two heads ( a ) Mineral-based industries ( b ) Agro-based industries. The industries like iron, steel, cement, aluminum and copper which draw the raw material from minerals are called mineral-based industries. The industries which draw their raw material from agriculture and forests are called agro-based industries.