You can use a ballpoint pen or a gel pen. The new card must be signed. If you use it for a while before signing, there will be a layer of oil on the surface, and even if you sign it, it will be wiped off. It's best not to sign with a pencil.

China Bank Good Life Credit Card (VISA) activation:

First, activate the customer service phone. China Bank Credit Card must be activated before it can be used normally. After you receive the credit card of China Bank, whether it is the primary card or the secondary card, please call our customer service first, and complete the setting of the card opening and telephone inquiry password according to the instructions of the customer service staff.

Second, online activation. Log in to online banking of Bank of China, click "Log in to online banking", select "Credit card opening", and open the credit card according to the operating instructions.