With the in-depth application of equipment systematized combat mode in military activities， its advantages have been highly concerned by the world's military powers. As an important index to measure the advantages and disadvantages of equipment systematized construction and combat application， the contribution rate of equipment system has become a research hot topic in the current military science. The current status of research on evaluation needs， evaluation theory and evaluation methods of equipment system contribution rate at home and abroad is systematically sorted and summarized ，and summarized the problems existing in the research results， and provides guidance for the future research on equipment system contribution rate. The summary of equipment system contribution rate evaluation has certain guiding significance for the research of equipment system contribution rate.