Toxicological experiment data is the important evidence for the safety of chemicals and it plays an important role in the risk assessment and risk management of chemicals.In order to use the toxicological data from different laboratory to serve regulatory toxicology,it needs to establish a set of scientific and feasible criteria to evaluate the quality of experimental toxicological data.But the research about the systematic approach for evaluating the quality of toxicological data has just begun,and lack of a system reaching a broad consensus.This paper reviews the available international toxicological data evaluation system,which may help Chinese experts to establish an evaluation system in China.