You can find transaction records for BoC Pay (including Smart / Payment and Credit Card(s)) through "Transaction Records" under "My Account" in the Menu. You can also filter transaction records by type.
If you are a BOCHK Mobile Banking customer, you can view your Smart Account transaction history through BOCHK Mobile Banking. To view the FAQs regarding Smart Account transaction history, please visit:
https://www.bochk.com/dam/deposits/smart_account_service/smartaccount_FAQ_en.pdf
If your credit card is bound to BoC Pay, you can check your credit card transactions associated with BoC Pay in your credit card statement.