The tile line is the abbreviation of the corrugated board production line. It is the flow line of the reel base paper which is pressed, corrugated, glued, divided, pressed, cross-cut into gauge paperboard, and finally output by code. For example, a single-face corrugated paper production line usually consists of a web support, a single-face corrugated board forming machine, a rotary paper-cutting unit, and uses a web material and a potato or corn starch binder to continuously produce and cut into a single specification. Corrugated cardboard, the cardboard produced does not have to be dried or dried. At the same time, it can be used together with a glue machine or a veneer to produce corrugated cardboard with more than three layers.