According to the 2020 version of the current situation investigation and development trend analysis report of the casting market in China released by China Market Research Network, the Outline of the Adjustment and Revitalization Plan for Equipment Manufacturing Industry proposes to strengthen infrastructure construction, synchronize the development of main engine and foundation, and raise the development of large castings to a strategic level. Backward production capacity, improve industrial concentration, promote the structure optimization adjustment is also configured, through consolidation, adjust product structure, promote the enterprise scale, specialization, to cultivate internationally competitive large leading enterprises, give full play to the benchmark boost demonstration enterprises, speed up the casting industry independent innovation, energy conservation and emissions reduction, the core competence in the face of our small casting factory casting enterprises, but lack the industry pattern of large enterprise, China casting association plans to * * years, casting the country more than 30000 to more than 10000 enterprises, the enterprise number to 23.