Because the demand of the world on corrugated board is rising, enterprises are concerning more about the quality control of corrugated board. 5 elements to improve the quality of corrugated cardboard, lower reject rate and increase production rate in the production of corrugated board were put forward, which were paper, steam control, adhesive, flute-shaped control, and production management system. Various essential factors in present development condition were analyzed. The factors in all the 5 elements and the functions which control the quality of corrugated board were discussed. Some problems and the corresponding solutions were put forward.