LFEI is a standard SAP Table which is used to store Vendor Master: Preference for Import and Export data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The LFEI table consists of various fields, each holding specific information or linking keys about Vendor Master: Preference for Import and Export data available in SAP. These include LIFNR (Account Number of Vendor or Creditor), MATNR (Material Number), WERKS (Plant), GZOLX (Preference zone)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .