The invention relates to a skid-mounted microorganism desulfurization and sulphur recovery apparatus, which comprises an absorption tower, a bioreactor, a settling tank, a pregnant solution tank, a barren solution tank, a clear water tank, a centrifuge, a sulphur recovery tank, a barren solution pump, a pregnant solution pump and other equipment, wherein the top portion of the absorption tower, the barren solution tank and the clear water tank are connected through the barren solution pump and pipelines, the bottom portion of the pregnant solution tank and the bottom portion of the bioreactor are connected through the pregnant solution pump and a pipeline, the top portion of the bioreactor and the settling tank are connected through a pipeline, the top portion of the settling tank and the barren solution tank are connected through a pipeline, the bottom portion of the settling tank and the centrifuge are connected through a pipeline, and the centrifuge, the sulphur recovery tank and the bioreactor are connected through pipelines. The skid-mounted microorganism desulfurization and sulphur recovery apparatus of the present invention has advantages of simple structure, easy operation, stable and safe operation, high automation degree, high desulfurization efficiency, and the like.