The production of cardboard involves converting reels of paper from paper mills through corrugated cardboard production equipment into various types of corrugated boards. The cardboard production process typically includes steps such as paper loading, glue application, bonding, drying, and cutting. After undergoing these stages, the cardboard is processed and ready for the next step.

2. Corrugated Printing Process. This process involves multiple stages such as printing, slotting, and die-cutting, with pollutants generated mainly including ink wastewater, organic solvents, and industrial wastewater, as well as solid waste primarily composed of offcuts and scraps, and production noise.

3. Molding Process. Primarily, it involves the binding of pre-cut cardboard sheets, followed by further adhesive work to form the finished product.