As China's long-term economic growth the demand for iron and steel, metallurgical industry has become an important foundation for the national economy. Metallurgical valve has a huge market. Energy saving, resource saving is a major issue which is urgently needed to be solved in the metallurgical industry. The metallurgical industry is also facing transformation and renewal of the old equipment by the elimination of backward and high polluted requirements. Iron and steel industry go to higher level, energy saving and environmental protection and optimizing the structure of varieties is increasing, which requires a large number of advanced equipment support. Energy saving and emission reduction valve equipment have more potential market.