The hollow plate liquid bag baffle with vehicle liquid bag is an extension of container liquid bag. It is a new liquid transportation mode suitable for long distance transportation. It can cooperate with various motor vehicles to carry out short and long distance liquid transportation, making liquid transportation more economical, flexible and fast. The product structure design has a buckle, can rely on its own clamping position to achieve the valve fixation, operation only use the tie bar to fix the hollow plate, effectively protect the safety of the valve port, avoid valve movement.