If the transaction SMS of the secondary card is set to be sent to the main card, the secondary card of the credit card will inform the main card.
There are three options for setting SMS for secondary card transaction: only send primary card, only send secondary card, and send primary card and secondary card.
Supplementary card transaction short message setting provides the function of setting credit card supplementary card transaction short messages, and the dynamic information of the card can be learned through mobile phone short messages.
If you don't let your parents know, the premise is that you don't want the bill to be sent home, and you don't want your parents to know that you have a card, or that paper bills, credit cards and online banks all know your consumption records.
To apply for a credit card, you need an ID card, work certificate or income certificate. Time is about half a month.
Extended data:
Credit card supplementary card management service function:
1. You can set the flow of credit card-related supplementary cards through online banking of Bank of China, and the set amount is less than or equal to that of the main card. This function only supports Great Wall series credit cards;
2. The supplementary card transaction SMS reminder function can be set through online banking of Bank of China;
3. You can check the transaction details of credit card supplementary card within three months through online banking of Bank of China.
Bank of China-Credit Card Supplementary Card Management