Objective To design a kind of individual ventilated cage for breeding tree shrews on infectious diseases experimental purpose. Methods The cage was designed for tree shrews according to its biological characteristics , biosafety requirement and considering the cages of other experimental animals. Results The individual ventilated cage applies to use and operate in infectious diseases tree shrews model. Conclusion The individual ventilated cage can meet requirements of maintaining Animal welfare, ensuring animal quality, protecting person health and the environment against infection pollution. It has broad popularizing prospect to carry out infectious disease experiment.