The surface must be flat, free of any board ribs, dents, or holes, otherwise it is prone to bubbling and delamination.
The wood veneer is cut with straight edges and tightly fitted joints; otherwise, gaps may appear.
Apply glue in moderation and evenly; too much glue can lead to seepage, while too little can cause glue shortage, bubbles, and delamination.
Precision in controlling the hot pressing temperature and time is crucial.