Abstract: Following a summary of the course of development of sizing crusher, a comparative analysis is made of the typical sizing crushers produced both within and abroad, in terms of crushing theory, structural design, as well as profile, structure and pattern of crushing tooth. Finally, the focal points of the work that need to be tackled currently and the development prospect of sizing crusher are pointed out, which may serve as a reference for prompting rapid advancement of the technology and the research and development of more sophisticated sizing crushers in China.