Off the back of a summer that saw Chelsea strengthen their squad with the return of Romelu Lukaku from Inter Milan, Thomas Tuchel could look to improve even further in the winter market.
The Blues spent over £100million to kick on from their Champions League winning side of last season and it has paid off so far, with the Stamford Bridge outfit currently top of the Premier League.
With a busy winter schedule on the horizon, Tuchel may dip into the market to continue their push for the league title.
With all of that in mind, football.london takes a look at all the latest on who could move to and from Chelsea in January.
Who?
Matthijs de Ligt, Jules Kounde, Lorenzo Insigne
Where?
What?
The Blues have been linked with a move for Matthijs de Ligt, Jules Kounde and Lorenzo Insigne in January in a bid for the title.
Marina Granovskaia is said to be plotting these big money moves to shore up the defence with de Ligt reportedly asking for a move away from Juventus, whilst summer interest for Kounde is revived.
Insigne is out-of-contract at Napoli come the end of the season, with the Blues potentially eyeing up a low-cost move for the Italy international.
Who?
Marcos Alonso
Where?
Mundo Deportivo, per Sport Witness
What?
Chelsea wing-back Marcos Alonso has been linked with a switch to Barcelona as new boss Xavi looks to add depth in his full-back positions following the return of Dani Alves.
Who?
Antonio Rudiger
Where?
What?
Antonio Rüdiger has continued to state his loyalty to Chelsea amid rumours linking him with a move away due to his dwindling contract.
Speaking on international duty with Germany, the defender said: “For now I am only concentrating on what is happening right now. I owe that to the club, the coach and the team.”