The functions and usage scenarios of CCB credit cards starting with 62 and 48 are different. First of all, regarding the bank card organization, the single-logo credit card starting with 62 belongs to China UnionPay. It has a wide range of applications and is mainly used on POS machines or ATM machines with the UnionPay logo. The card starting with 48 is a VISA and UnionPay dual-logo card, which means that it can be used on VISA network equipment around the world, but it may be limited to machines with VISA logos in China.

In terms of financial supervision, whether it is a credit card starting with 62 or 48, its transaction information will be recorded and transmitted to the People's Bank of China to support financial management, prevent money laundering and statistical analysis. However, the main function of these cards is to record customer information and financial transactions, and the magnetic stripe part is easily damaged in magnetic fields such as mobile phones.

During use, users need to pay attention to protecting personal information. For example, cover your face when entering your password to avoid using ATM machines that appear to be problematic. Choose a self-service bank with signs and make sure it is operated under supervision. Store bank cards and ID cards separately, do not lend them to others at will, and do not reveal your card number and password under any circumstances. When making purchases, pay attention to the card swiping process, confirm the amount and card ownership, and turn on SMS notifications on your mobile phone in a timely manner to monitor account dynamics. Once you find any abnormalities, you should contact the bank immediately and report the loss.

In general, CCB credit cards starting with 62 and 48 have different usage scenarios. Users should decide based on their own needs and environment when choosing and using them. At the same time, security awareness and correct usage habits are also important factors in ensuring the safety of credit cards.