What does it mean to fill this in the bank information? Bic-codigo swift

BIC = bank identification code refers to the bank identification code, which is assigned to each bank by SWIFT, and is also commonly called SWIFT code. Codigo also means code.

SWIFT is a global interbank financial telecommunications association, and Chinese is "Global Interbank Financial Telecommunications Association".

This code is generally assigned to the branch level, and you can search online.