VISA electronic logo is indeed a debit card, which has the functions of cash deposit and withdrawal, consumption settlement and so on. Cardholders can use it at domestic and foreign VISA electronic merchants and ATM machines marked with VISA, VISA Electronics and PLUS.
Your CCB card is not a credit card and will not be restricted by 500 yuan. It should be a single limit of 5000 days 10000.
Bin (the first 7 digits) of CCB credit card must start with 4 or 5. The dual-currency international card also starts from these two cards.