According to the report, China precision casting technology is the output is big, casting an annual output of about 12000000 tons, plant points, 2 more than 10000, casting more than 1200000 practitioners in. China foundry industry is a major feature since reforming and opening the rapid development of township enterprises, become China casting industry an important force. Township and village precision casting factory number has exceeded the state-owned foundry, township foundry casting yield point accounted for about half of total output of township of casting, precision casting factory has become China's foundry industry is the important part of the development, but also China's foundry industry the development of the first play, therefore, vigorously develop the villages and towns of precision casting industry China foundry industry development has important significance.