Chelsea have announced the signing of RB Leipzig star Christopher Nkunku on a 6-year deal.

Nkunku signed a six-year contract at the Blues.

On his transfer, he said: “I am incredibly happy to be joining Chelsea.

“A big effort was made to bring me to the club and I am looking forward to meeting my new coach and team-mates and showing the Chelsea supporters what I can do on the pitch. 

“Having played in Ligue 1 and the Bundesliga, I now want to play in the Premier League, one of the strongest leagues in the world.

“I am very excited for this challenge and will be proud to wear the Chelsea shirt.”