1. Check directly in swift official website. For example, the head office of China Bank: BKCHCNBJ, you can enter BKCHCNBJ in the BIC column, enter the corresponding country, country and city, and then click Search.
2. Enter the English name of the bank in the institution name column, such as BANKOFCHINA, and click Search for the corresponding information.
3. Do a customer service survey.