1. On its own computer browser, Baidu searched the national enterprise credit information publicity system, and click to enter official website.

2. Enter the name of the enterprise to query, and click Query. For example, the picture shows the Bank of China.

3. At this time, you need to find relevant enterprises and click Enter.

4. In this way, you can know the unified social credit code, that is, the enterprise account number to be queried.