1. Please confirm whether E Shield of Bank of China has been traded over the counter. If it has been reissued, you should get the reference number and authorization code. Please use the reference number and authorization code to download the certificate through the CA certificate download link on the right side of the online banking login page of Bank of China.

2. Please check and confirm whether the E-Shield CA certificate of Bank of China has expired through "China Bank Online Banking USBKey Digital Security Certificate Management Tool" (or through the counter of China Bank). If it is confirmed that it has expired, please apply for replacement at the counter outlets of Bank of China with the online banking card/passbook and the valid ID card for opening the online banking card/passbook.

The above contents are for your reference. Please refer to the actual business regulations.

If you have any questions, please contact online customer service of Bank of China.

You are cordially invited to download and use China Bank Mobile Banking APP or China Bank Cross-border GO APP to handle related business.