Transportation Equipment: The factory uses a large amount of cement each year, which requires the use of large bulk cement transportation vehicles. Bulk packing cement trucks for external compressed air discharge are used to accommodate the loading and unloading speed of large bulk cement trucks. According to the "design document", a KF420 type transport vehicle is used, the loading capacity is 11t, the transport capacity is 80t / h, the transport vertical distance is 15m, and the horizontal distance is 5m.