Dutch youth international Juan Castillo has moved on loan to Charlton Athletic, having spent the first half of the season at Birmingham City.

The 22-year-old, who joined Chelsea in 2016 and has previously been on loan at his former club Ajax, AZ Alkmaar and ADO Den Haag, played three Championship and two Carabao Cup games for Birmingham.He joins a Charlton side currently 15th in League One and managed by their former player Johnnie Jackson.