Abstract: Following a brief introduction to the state-of-the-art of the coal dry cleaning technique, an analysis is made of the actual result obtained in application of the technique by the group over years and the perspective of this method. It is held that under the current coal market and economical circumstances, dry cleaning technique proves to be an effective approach for coal enterprises to realize consistency and upgrading of nonmetallurgical coal products and improvement of economic result. At the end of the paper, the proposal is made on widespread application of dry cleaning technique.