Most personal credit cards can apply for supplementary cards. I suggest you call 4006695566 for detailed consultation.
Special note: you can't apply for a supplementary card of the business card.
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.