1. Product positioning isolation belt-red in the vertical direction and yellow in the horizontal direction. When the label is attached to the horizontal plane, the horizontal inner isolation belt is yellow, and the horizontal outer isolation belt is red. The vertical isolation belt is attached first, and then the horizontal isolation belt is attached.

2. area dividing line. the size of the landmark is: cut in the middle of the square with yellow indicator arrow (11x11)cm with width of 4.8cm (yellow floor tile), and the tail of the arrow is 4.8cmx31cm.