Circuit board inspection equipment and its layer editing and teaching method wherein the user selects and adjusts a single specified image feature in the design unit displayed by the display interface, and edits the original data information of the single specified image feature into new data information

The present invention provides a layer editing and teaching method, comprising the steps of: providing a display interface, wherein the display interface provides a design unit for displaying at least one layer; retrieving at least one another image feature that is the same as the specified image feature from the design unit according to an image feature specified by the design unit; editing and adjusting the original data information of the specified image feature; and applying the new data information to other corresponding image features that are the same as the specified image feature after editing and adjusting the specified image feature so that a plurality of the corresponding image features are synchronously edited, thereby accurately and efficiently adjusting at least one other corresponding image feature that is the same as the specified image feature on the design unit. The corresponding image feature is retrieved from the same layer as the specified image feature. The design unit is provided with