Starting from the transformation brought about by smart publishing of scientific and technological journals,this study clarifies the new characteristics of smart publishing of scientific and technological journals,reveals the problems of low precision in content promotion,insufficient refinement of service content,and single service types in the knowledge service model of scientific and technological journals,and proposes empowering precise knowledge services of scientific and technological journals with smart publishing:digital support promotes precise push of knowledge services of scientific and technological journals;Empowering technology to improve the efficiency of knowledge service resource management in scientific and technological journals;Suggestions for the development of intelligent technology to promote the reconstruction of knowledge service models in scientific and technological journals.