GV-C with GV-E, GS-EO, GS-ES The GV-C is a fully automatic weigh-price labeling unit for integration into the customer's conveyor belt system for weight-related labeling of boxes, crates or containers. After the weighing process, the packages are transferred to the customer's discharge conveyor belt and labelled with one of the following units: GV-E, GS-EO or GS-ES.