Tunisian giants Club Africain have completed the signing of Ghana U20 midfielder Siedu Salifu on a four-year deal, MTNFootball.com can exclusively reveal.MTNFootball.com sources claim El Ghalia paid an amount in the region of 200,000 euros for the promising teenager.It will be recalled that last month MTNFootball broke the news that the Tunis-based side were close to snaring up the player.Salifu, likened to Chelsea ace and compatriot Michael Essien, has been transferred from Ghana Premier League side Wa All Stars.The 19-year-old shot to fame after some eye-catching displays for Ghana’s bronze medal winning team at the 2013 FIFA U20 World Cup in Turkey last month.Salifu scored a crucial goal in the nervy 3-2 quarter-final win over Chile.