This machine is newly invented based on the experience of Automatic cross grooving machine. lt's include automatic function of crosswise corner cutting + crosswise grooving + 90° switchover + lengthwise corner cutting +lengthwise grooving + four corner removing.lt's suitable for various of Lid and base boxes,such as Mobile phone boxes,shoe boxes,cosmetic boxes,rigid boxes,etc.Improve product quality, and production efficiency, saves labor and morespace.