The visa card is a sixteen-digit card number. They all start with 4, and the credit card number is the account number.

Visa cards can be accepted at more than 29 million merchant transaction points around the world, and can withdraw cash at 1.8 million ATMs, providing unlimited convenience. There are more than 1.85 billion Visa cards in circulation worldwide, which proves that Visa is the most popular payment brand. Visa offers a wide range of credit and debit products to meet various payment and life needs.

Extended information:

VISA, also translated as Visa, is a credit card brand operated and managed by Visa International Organization located in San Francisco, California, USA.

VISA card was issued in 1976. Its predecessor was BankAmericard issued by Bank of America.

In June 2017, the "BrandZ Top 100 Global Most Valuable Brands 2017" announced that Visa ranked 7th with a brand value of US$110.999 billion. On May 29, 2018, the "BrandZ Top 100 Most Valuable Brands in the World 2018" was released, with VISA ranking 7th. In December 2018, VISA was shortlisted for the 2018 Top 500 World Brands.

Reference: Baidu Encyclopedia-VISA