1. Log in to the American Express official website and select the corresponding card application type, such as personal credit card or business credit card.

2. Fill out the application form, including personal information, occupation, income and social security number.

3. Submit information for review, including credit report, income certificate, personal asset certificate, etc.

4. Card approval will determine whether the application is approved based on the submitted information and the applicant's credit rating.

5. After receiving the card, activate it and set a password, and you can start using your American Express credit card for consumption.