Ghana goalkeeper Lawrence Ati Zigi will work again with former Sochaux manager Peter Zeidler following the completion of his move to St Gallen.
The Ligue 2 side confirmed Zigi's transfer to the Swiss giants on Friday.
The move was approved by St Gallen Peter boss Peter Zeidler. The trainer had played a role in recruiting Zigi for Sochaux and worked with him for one year.
Zeidler left Sochaux in 2018 and has since established himself at St Gallen.
The 23-year-old featured in 23 Ligue 2 games and 7 cup matches for Sochaux.