You can't. To file an application with the court before the time limit for adducing evidence, the applicant shall provide certified samples and comparative samples (cross-examined by the other party), and the two parties shall select an authentication institution through consultation or lottery. The specific procedure is as follows: 1. One party shall file an application with the court before the time limit for adducing evidence; 2. After cross-examination by both parties, determine the samples for identification; 3. The evaluation institution shall be selected by both parties through consultation or drawing lots; 4. After receiving the appraisal complaint, the appraisal institution shall, by virtue of its own professional technology, make appraisal opinions according to law; 5. If both parties disagree with the appraisal conclusion after receiving the appraisal opinions, they may also apply for re-appraisal.