It is reported that the domestic market of aluminum alloy die castings and magnesium alloy die castings has been booming due to the vigorous advocacy of automobile lightweight theme. The domestic die casting machine industry after years of continuous upgrading and development. Now also has reached a glorious period, not only has an advantage in production, even in quality can be compared with the United States and foreign die-casting machine production power. Of course, at this stage of the development of die-casting machine is not everywhere in the country. First, the Yangtze River Delta and the Pearl River Delta will be the main development areas, and then with the gradual increase of the market size, it will start to radiate to the surrounding areas. According to incomplete statistics, there are more than 100 die-casting machine manufacturers in Yangtze River Delta and Pearl River Delta alone, and more than 10 enterprises above scale.