1. Prepare in advance: know the interview process and precautions in advance, and prepare resume, portfolio and other materials.
2. Professional knowledge: review basic computer knowledge, such as data structure, algorithm, computer network, etc.
3. Project experience: Prepare your own project experience and be able to clearly express your role and contribution in the project.
4. English ability: to improve English listening and speaking ability, you can practice by attending English corner and watching English movies.