How to write the agreement on children's renaming?

Legal analysis: XXX police station:

I now live in XX. My son's name on his birth certificate is Ding Haoqi, male, Han nationality, born in * * * * *, and his ID number is * * * * * * * *. Now, I formally apply to your office for changing my son's name to Ding Junjie in text form. According to Article 1 of Article 18 of the Regulations on the Registration of Household Registration of the People's Republic of China, when a person under the age of 18 needs to change his name, he or her parents or adopters shall apply to the household registration authority for registration of change, so I am now submitting a written application for my son. Reason for renaming: Due to the sloppy naming at that time and the high rate of duplicate names, in order to facilitate further studies and employment in the future, I hereby submit a written application for renaming. I know that this will bring extra work to your office, but I am still willing to ask your office to approve my application for renaming my son. I hereby apply for

Applicant: father * * * mother * * * * son * ***

XX * * XX

Legal basis: Article 18 of the Regulations on the Registration of Household Registration of the People's Republic of China * * When a person under the age of 18 needs to change his name, he or her parents or adopters shall apply to the household registration authority for registration of change.