Intellectual property rights appraises for damages compensation is important, but always to perplex actual judicial practice. At present stage, there are still some problems when intellectual property rights appraises for damages compensation in the Substantive, procedural aspects and the joint between the appraising procedure and the judicial procedure. So, the research into basic theories of IPR assessment should be reinforced. After Clearing the function difference between procedures in the trial and evaluation process based on the appraising procedure and the judicial procedure, corresponding judicial procedure and appraise system for damages compensation should be perfected.