Job Recruitment Website - Ranking of immigration countries - How to contact the human resources customer service of the American visa center?

How to contact the human resources customer service of the American visa center?

1. Cantonese 2220 1, Putonghua 1220 1. I don't get off work until 8 pm.

2. After dialing, select 1-2-2- (this is optional, I usually choose 5). After listening, you will be asked to choose manual service. You need to press 5 to press 1- 1-3.

3. Putonghua-Passport status inquiry-Enter manual connection, without providing passport number or UID.