First of all, you are a policeman, and your work unit is more reliable. The bank is willing to help you with the card;
Secondly, your income should be relatively stable. As the staff of national institutions, stable income is a factor that banks attach great importance to;
Finally, don't worry about the credit problem. Banks should focus on evaluating the credit status of cardholders when handling cards. As the people's police, there is no doubt about the contribution, so it will be very convenient to apply for a card.
To sum up the above points, you have a greater chance of success in handling cards at ABC.