If you want to study in Hong Kong after the college entrance examination, you usually apply for undergraduate degree programs in Hong Kong through the college entrance examination results. The following are some basic requirements and steps:

1. College entrance examination scores: Hong Kong universities usually require applicants to provide college entrance examination scores and set certain score lines. Different universities and majors have different score requirements. Generally, the more popular majors and universities have higher score requirements.

2. English proficiency: In addition to college entrance examination scores, Hong Kong universities usually require applicants to provide proof of English proficiency, such as TOEFL or IELTS scores. Specific English proficiency requirements also vary by university and major.

3. Application materials: Applicants need to prepare complete application materials, including personal statement, letters of recommendation, transcripts, language score certificates, etc. These materials need to be prepared in English and should reflect the applicant's academic ability, personal strengths and reasons for choosing this major and school.

4. Application time: Hong Kong universities generally have an application deadline, and applicants need to submit complete application materials before this date. Due to the fierce competition for applications to Hong Kong universities, applicants are advised to prepare in advance and submit their applications as early as possible.

5. Interview: Some Hong Kong universities may conduct interviews with applicants. The interviews are usually conducted in English and are designed to further evaluate the applicant's language ability, communication skills and overall quality.

6. Visa application: Once admitted to a university in Hong Kong, applicants will need to apply for a student visa. This usually needs to be done through the university, which will provide the necessary documentation and support.

7. Fees and Scholarships: Hong Kong’s university tuition fees and living expenses are relatively high, and applicants need to consider their financial burden. At the same time, some universities provide scholarships or financial aid to outstanding students.

It should be noted that since policies may change, applicants are recommended to check the latest admission requirements and procedures, as well as relevant visa policies in detail before applying.