M is the abbreviation of English month, and Y is the abbreviation of English year.

Extended data:

Conditions for applying for China Construction Bank credit card:

MasterCard:

(1) at least 18 to 70 years old, with full capacity for civil conduct;

(2) Have a stable occupation and income, be able to repay the principal and interest on time, and have a good credit.

Note: According to the regulations of China Banking Regulatory Commission, college students who have reached the age of 18 must ensure the second repayment source when applying for a card. Therefore, your parents (or relatives) will need to fill in and submit relevant application materials when you apply for a card.

Supplementary card:

(1) 13 years old with full capacity for civil conduct or limited capacity for civil conduct;

(2) Those under the age of 18 must obtain the consent of the legal guardian and can only apply for the supplementary card of the legal guardian.

References:

China Construction Bank-I have received the credit card. What information will be on the card?

China Construction Bank-What are the requirements for applying for a credit card?