Through reviewing the evolution process of printing reproduction,the author demonstrates that printing production mode is changing from analogue workflow to digital workfolw.

Taking the production of iron and steel enterprises as background, this paper firstly discusses the category and characteristics of steel production dynamic scheduling in order to take further research on the effective dynamic scheduling scheme.

The applications of intelligent control in steel production process are introduced, especially in iron making, steel making, continuous casting, steel rolling and deep processing.

It expounds mutual cooperation singificance between ferrosilicon process's equipment and craft, enumerates setup and selection on production flow and working procedure as well as compares advantages and disadvantages of the same flow with different desins and equipment.