1. Education: After children enter vocational high schools, education policies may be involved. For example, you need to provide relevant materials to prove that your child has attended school before you can enjoy relevant educational preferential policies. This may include tuition remission, student loans or scholarships.

2. Social Security: Changes in household registration may have an impact on social insurance. For example, after children go to vocational high school, they need to participate in social security projects such as basic medical insurance and employee pension insurance. You need to contact the local social security department, go through the relevant procedures, and include your child in the social security coverage.

3. proof of residence: the change of household registration may have an impact on the proof of residence. When children go to vocational high schools, they need to apply for residence certificates to prove their legal residence status. This helps them to provide necessary identification in various affairs, such as renting a house, getting employment or handling banking business.