Announcement on the Official Termination of the “Global Account Details” Function on December 19

Dear Valued Customers,

In order to better comply with cross-border information transmission requirements of regulatory authorities in various countries, the “Global Account Details” function of Bank of China will be officially terminated at Beijing Time on December 19, 2025 (Hanoi Time: December 19, 2025).

Customers of Bank of China (Hong Kong) Ho Chi Minh City Branch may continue to view their Vietnam account information by logging into our Mobile Banking service.

We sincerely apologize for any inconvenience caused by the termination of the “Global Account Details” service. Should you have any questions, please contact our hotline at 0084-28-38278692 or visit our branch in person.

We appreciate your understanding.

BANK OF CHINA (HONG KONG) LIMITED – HO CHI MINH CITY BRANCH

December 1, 2025