How do you say your business card in English?

"Business card" is a business card in English.

Business cards, also called cards, were called name thorns in ancient China. It is a piece of paper, indicating a name, its affiliates, company units and contact information. Business cards are the fastest and most effective way for new friends to get to know each other and introduce themselves. Exchanging business cards is the first standard official action in business communication, and it is also a way to introduce yourself to each other.