The U-shaped boom is widely used in glass factory workshops, stations, docks, ocean freight and other places where containers of glass are lifted. This unit can easily lift large and small panels of glass from 20ft common containers and high containers. No need to mix two large tonnage forklifts. This device will not cause breakage of glass, no need to drag wooden boxes, no damage to the container body, low loading and unloading costs, safe and reliable, can be used in combination with overhead cranes and cranes, which can make full use of the site and is not limited by the site. The product is divided into two models A/B, B model can load and unload large and small layout glass; A model can load and unload large version glass.