The development of ultrafine mill now or in the next few years is for the better development and future of ultrafine mill enterprises. Ultrafine mill is one of the most difficult barriers to the development of ultrafine mill industry in the future. China is a developing country. After the reform and opening up, all walks of life in China have entered a period of rapid development. The ultrafine mill industry in China started late, but developed rapidly. Before the 1990s, it belonged to the processing and crushing of low and medium hardness materials.  After years of development, ultrafine mill also has various changes. Ultra fine mill is the mainstream production equipment in the future ultrafine mill industry. The future changes are also summarized, mainly divided into several aspects: environmental protection, large-scale machinery, meeting market demand, technological innovation and so on.