Adopting principle of X-ray for factory of electronic products, electronic accessories, stand parts quality inspection. To check whether the internal structure of the product, testing the internal damage of graphic structure, the product is unqualified, is a special electronic product quality testing equipment. Can be widely used in PCB, electronic products processing, live-fire base board, electronic products packaging, batteries, aluminum casting and processing industries. The user can easily obtain high quality, high magnification and high resolution image object to be tested.