Dried longan pressing machine design principles that need to be under the rules Good Manufacturing Practice. The working principle used mold with a size 85 × 172 × 195 mm. 4 sets. Packing dried longan weight 1,000 g into mold and mold rotation 90 degrees. Start pressing dried longan and move dried longan out of the mold. Using pneumatics pressing dried longan and using the motor as a driving force in the mold at a speed of around 5 rpm.