The semiconductor and electronic equipment manufacturing industry is still the most important application field of industrial vision, and it is also the most important driving force for the development of the global industrial vision market. From the perspective of foreign machine vision applications, 46.57% are concentrated in semiconductor and electronics industries; From the global industrial vision leader Cognex's 2017 annual report disclosure data, consumer electronics is also the most important source of revenue, accounting for 40%. Sales in Asia rose 63 percent and in Europe 40 percent, also driven by consumer electronics.