A sawdust dryer is the drying equipment mainly for drying wet sawdust. Sawdust is often used for wood chip sticks, which are high-quality fuel. Generally, wood chip sticks are products produced by stick making machine using wood chips, and the production of wood chip sticks has high moisture requirements for wood chips by, the moisture should be ≤12%, and the temperature of stick making is 180℃-200℃ so that the wood chip sticks can be resistant to burning. If the humidity of wood chips is high, the produced wood chip sticks are easy to be scattered and not strong. For users, its production effectiveness is a matter of concern. Want to ensure the high production efficiency of the sawdust dryer, how should we operate it?