The written format of the testimony is as follows: 1. Reference (name), 2. Gender, 3. Age, 4. Nationality, 5. Residence, 6. Occupation, 7. Contact number, 8. Proof content, (just write down the facts to be described clearly) 9. Reference (signature), 65438+.

Legal basis: According to Article 36 of the Criminal Procedure Law, a witness's testimony must be cross-examined, inquired, heard and examined in court by the public prosecutor, the victim, the defendant and the defender before it can be used as the basis for deciding a case.