The pipe body of the flexible rubber tubing comprises an inner rubber layer, an inner rubber cloth layer, a middle rubber layer, a steel cord layer or a steel wire rope layer, an outer rubber cloth layer and an outer rubber layer from inside to outside. The flexible rubber tubing has the advantages of light weight, light handling, quick installation, high working efficiency, high pressure bearing capacity, excellent bending flexibility, good weather aging resistance and medium resistance, and long service life. The flexible rubber tubing is suitable for the working environment with high pressure, uneven and small bending radius, and can realize the transportation of fuel oil medium with large flow and high pressure.