Since 2000, with the sustainable development of national macroeconomic, automobile industry has entered the fast development period. As an important part of the world's car industry, China's auto production ranks the fourth in the world currently. In addition, the world's major multinational companies have entered China, and increase investment continually, especially the car markets. Under the country’s strong support, many key enterprises enhance cooperation with large foreign companies gradually.
Laser cutting is good controllability of non-contact processing, has cut fast, narrow kerf, cut finish, deformation micro, small heat-affected zone and high efficiency characteristics. Today's laser cutting, has not only limited to two-dimensional plate processing, more used three-dimensional cutting.