The utility model relates to an electrical power rush -repair instrument strorage device, multi -functional repair tool case of vehicle -mounted distribution promptly. It includes car boot, lays the one deck toolbox of the certain thickness of one deck in car boot, one deck toolbox both sides respectively have two layers of toolbox one time, wear a lid on two layers of toolbox in the left side, and a plurality of lids are worn in rectangular space to interior being on two layers of toolbox on the right side, and there are independent a plurality of single casees at the interval, and the lid is worn on, in a plurality of spaced toolboxes of one deck toolbox face upper band between the two layers of toolbox in both sides, one deck toolbox below the two layers of toolbox in both sides correspond is uncovered behind, it has an operation concave surface at the back to be close to on the one deck toolbox face between the two layers of toolbox in both sides, and to be the second at the back uncovered in the toolbox under the concave surface. To be the third at the back uncovered in the toolbox under the two layers of toolbox in left side. Messenger's instrument, material customization are respectively put, and the work efficiency is improved in rational utilization breakdown van space.