Didier Drogba"s move to Galatasaray challenged by Shanghai Shenhua

He's still our player: Shanghai Shenhua set to challenge Drogba's move to Galatasaray

officially signed a formal contract for a period of two and a half years. The club has acted in accordance with this contract, and has effectively fulfilled the responsibilities and obligations of the club.

'Currently, Drogba is still a player of Shanghai Shenhua Football Club, the contract between the two parties is still within the period of validity.

'Shanghai Shenhua is prepared to collate all the evidence and information and submit it to FIFA in order to protect its interests.'

On Monday, Galatasaray announced that Drogba had agreed an 18-month deal to move to Turkey, where he would join up with Wesley Sneijder as part of an ambitious new-look side.

Drogba, speaking through his representatives Sports PR Company on Twitter, said at the time: 'The opportunity to play for this great club was an offer that I could not turn down.

Out of Africa: Drogba is currently playing at the Africa Cup of Nations for the Ivory Coast

Out of Africa: Drogba is currently playing at the Africa Cup of Nations for the Ivory Coast

'I am looking forward to playing in the Champions League again, against the best clubs in Europe.'

Despite his protests to the contrary, reports persisted that Drogba's move to China had not worked out, largely due to boardroom wrangling, prompting him to seek a return to Europe.