With the long-term high-speed economic growth of China's demand for steel, iron and steel metallurgy industry has been an important basic industry of the national economy, is the support industry for industrialization, is a technology, capital, resources, energy intensive industry. Energy saving and resource saving are important issues that need to be solved urgently in the metallurgical industry. The metallurgical industry is also facing the transformation and renewal of the original equipment, the elimination of high energy consumption, environmental pollution heavy backward equipment, the development of the steel industry how to move to a higher level, energy conservation and environmental protection and variety structure optimization is increasing, which requires a large number of scientific equipment to support, iron and steel metallurgical valves have a large market. Energy-saving and emission-reduction valve equipment has a potential market.