In order to meet the needs of China's economic construction, but also to the existence and development ofcasting technology industry itself, casting industry of our country should be to improve casting quality and economic benefit as the center, facing the two domestic and international market; strengthen the management, to lay a good foundation, improve enterprise quality; adjust the casting technology of industrial structure, reasonable the allocation of resources, promote the appropriate scale of operation; to continue toapply the advanced production technology and technical equipment modification of casting industry,implementation of clean production, to ensure the sustainable development. The current development ofindustrial countries in the world of precision casting technologyto sum up roughly four objectives, i.e.:
1 improving casting quality and reliability, the production of high quality of near net shape casting;
2 to shorten the delivery time;
3 Protect environment, reduce or eliminate pollution;
4 to reduce the production cost.