The van wing opening system is a hydraulic system that is powered by the vehicle battery and is used to open the side of the van or the side walls of the van. It can facilitate loading and unloading equipment (such as forklifts) to carry out cargo loading and unloading operations directly from both sides of the vehicle. It can greatly improve the transportation and loading and unloading efficiency of vehicles. It has been widely used in logistics companies, manufacturing companies, food distribution, finance, postal services, department stores and other fields.