1, determine the candidate UNICEF will determine the types and conditions of ambassadors according to the needs and objectives of the project. This includes popularity, influence, image temperament, social responsibility and so on.

2. Preliminary Screening According to the requirements of the first step, UNICEF will screen out qualified candidates. This step is usually evaluated according to the background, achievements, image, influence and other factors of the candidate.

3. Interview signing After preliminary screening, UNICEF will interview qualified candidates to find out whether their wishes, attitudes and ideas are in line with UNICEF's mission. If the interview is successful, the two parties will hold a signing ceremony to formally confirm the cooperative relationship.

4. Continuous evaluation and adjustment During the cooperation with the ambassador, UNICEF will continuously evaluate the ambassador's performance. This includes ambassadors' performance in promoting UNICEF projects and concepts, and their influence in society.