Besides the basic functions of conventional spreader, rotary spreader can have the functions of rotation and translation. Standard rotation angle is ± 200 º (the user can customize the angle) with rotates light, smooth, rotation speed of about 1r/min. The translation functions can achieve maximum range of ± 1200mm, aligning for partial load balancing containers. There are four sets of activates the guide installation at the four corners, so it can help drivers to focus on the boxes accurately.