As long as you keep your personal information and credit card password, there is no need to worry about the security of credit cards.

First, there are two main conditions for applying for a credit card:

1. Age requirement: 18-60 years old;

2. Have a stable job and income source.

Second, the materials and certificates that need to be provided when handling:

1. Domestic residents only need to provide: a completed and signed application form, identity certificate, residence certificate and income certificate;

2. Foreigners and Hong Kong, Macao and Taiwan people also need to provide: a foreigner's residence permit (the reason for residence must be employment) or a foreigner/Hong Kong, Macao and Taiwan people's employment permit;

3. If it is a private owner, in addition to the above information, it is also required to provide: a copy of the industrial and commercial business license showing the name of the applicant, the name of the enterprise and the opening date.

If you want to apply for a large credit card, you need to provide good proof of economic strength, such as a copy of the real estate license and a copy of the car driving license; Bank loan account (good credit, overdue for no more than 60 days) or copy of deposit certificate, etc.