Chelsea bought midfielder Jorginho from Napoli for 65 million euros.
"I'm thrilled with the move to Chelsea. It's nice to be a part of such a big club. Chelsea players are known all over the world, so it's an honor for me to be one of them, "said Jorginho.
"In addition, here I will have the opportunity to work with Maurizio Sarri, a coach who knows me very well, who taught me a lot and was an important help for my growth and development. This is also an important factor, why I chose Chelsea ".
"Fans can promise that I will leave all forces on the field. And, of course, I hope to win with Chelsea a few trophies ".
Earlier it was reported that Napoli forced Jorginho to move to Chelsea.