The invention provides a multifunctional power supply business hall customer service box which comprises a bottom box. A first drawer and a second drawer are arranged on the bottom box, the second drawer is positioned above the first drawer, a pen container is arranged on the upper portion of the bottom box, a plurality of box bodies are arranged on the periphery of the pen container, the bottoms of the box bodies are hinged to the bottom box, the box bodies are detachably connected with the pen container, one side of each box body close to the pen container is detachably connected with a cover plate, a plurality of partition plates are hinged to the inner sides of the box bodies, through holes are formed in ends of the partition plates, a plurality of positioning holes are formed in the box bodies, and pins are connected among the positioning holes and the through holes. By the aid of the technical scheme, the multifunctional power supply business hall customer service box is compact and simple in structure and convenient to use, the states of the partition plates and the box bodies can be changed as required, various requirements of customers are met, and space is saved.