How did this happen? . Each visa has four groups of numbers, with four people in each group. .

If it is really 12, please fill in as much as possible.

Then the validity period is the validity period, which is the valid time of the card printed on the front of your card.

MMYY is month/year, that is, fill in month/year.

Generally, in addition to the card number and expiration date, online payment also needs to fill in a CSV number, which is the last three digits on the right side of the signature column on the back of the card. With these three pieces of information, it will pay automatically.

Finally, a friendly reminder: if you still fill it out, you can call the visa center for manual service. . I made it clear to her about the specific situation.