The invention discloses a dust removal system for a finished product bin in stone production. The dust removal system comprises a first loading dust remover, a second loading dust remover, a bin-mounted dust remover, a first loading dust collection pipeline, a second loading dust collection pipeline, a bin-mounted dust collection pipeline, a first exhaust chimney, a second exhaust chimney, a thirdexhaust chimney, a first dust concentration sensor, a second dust concentration sensor, a third dust concentration sensor, six unloaders, a loading dust remover scrapper, a bin-mounted dust remover scrapper, a three-way chute, an ash bucket elevator, an ash transfer scrapper and a 0 to 3mm transfer belt conveyor. According to the dust removal system disclosed by the invention, flying dust duringloading is collected at the unloading point and the transfer point of a finished product belt conveyor on the finished product bin and the unloading point and the transfer point of a gate feeder and the unloading point and the transfer point of a loading belt conveyor under the finished product bin in a stone production system; a special ash bin does not need to be built; ash is sold together with0 to 3mm finished product stone, and therefore, while the 0 to 3mm finished product stone is improved in quality, the sales income is increased.