In recent years,with the development of beef cattle breeding industry,more and more beef cattle breeding has changed from traditional farming mode to intensive and large-scale farming mode,and the matching Total mixed diet(TMR)feeding technology has ushered in new opportunities in beef cattle breeding industry.In this paper,the research status,production process,related requirements,influencing factors and feeding effect evaluation of total mixed ration at home and abroad were reviewed,in order to provide reference for the application of total mixed ration in practical production.