The University of Hong Kong is one of the top institutions of higher learning in Asia, and it is relatively difficult to apply. First of all, the admission criteria of the University of Hong Kong are very strict, which not only attaches great importance to students' academic performance, but also attaches great importance to students' comprehensive quality, including leadership, innovation and social responsibility. Therefore, applicants need to have excellent academic performance, as well as rich extracurricular activities and social practice experience.

Secondly, the application process of the University of Hong Kong is relatively complicated. Applicants need to submit complete application materials, including transcripts, letters of recommendation, personal statements, etc. Every part needs careful preparation. In addition, some majors in the University of Hong Kong also need applicants to attend interviews or written tests, which requires applicants' English proficiency and professional knowledge.

In addition, the competition for applying to the University of Hong Kong is fierce. Every year, a large number of outstanding students apply for HKU, but the number of places is limited, so applicants need to be competitive enough to stand out. This includes excellent academic performance, rich extracurricular activities, excellent personal statements and so on.

Finally, the application of the University of Hong Kong also needs some economic investment. In addition to tuition, the applicant also needs to bear the expenses such as accommodation and living expenses. Therefore, applicants need to have strong economic strength in order to successfully complete their studies at the University of Hong Kong.

Generally speaking, it is difficult to apply for the University of Hong Kong, which requires applicants to be fully prepared in many aspects, such as study, quality and economy. However, as long as the applicant has the determination and ability, it is entirely possible to successfully apply to HKU.