Belgian professional footballer, Albert Sambi Lokonga has completed his move from Anderlecht to Arsenal on a long-term contract.
The signing fee is believed to be around £17.2m for the midfielder.
21-year-old Lokonga joined Anderlecht at 15, made his first-team debut in December 2017, and has gone on to make 78 appearances, scoring three goals.
Arsenal boss, Mikel Arteta said: “Albert is a very intelligent player who has shown great maturity.
“He has been coached well by Vincent Kompany and his team at Anderlecht. I know Vincent very well and he talks so highly about Albert and the positive impact he had to Anderlecht in recent seasons.
“We’re confident Albert’s ready for the next stage in his development and we’re looking forward to welcoming a new member to our squad with his quality and presence.”
The midfielder, who will wear the number 23 and have Sambi on his shirt has played seven times for Belgium Under-21s, scoring two goals.
Lokonga will join his new teammates after he has completed the current isolation regulations for international arrivals into the UK.