Our AOI products unique wave solder voids in the solder joints and solder volume detection algorithm (does not depend on the image contrast), recently home appliances manufacturing enterprises in the actual production test confirmed that with a simple programming, high reliability, error detection less, no missing features, customers receive the recognition, the results will expand application range of AOI products in the field of circuit board processing, brings a new testing tool for use through hole components welding circuit board, welcome interested customers call advisory letter.