President of TOBB M. Rifat Hisarcıklıoglu, together with President of TURK-IS and Co-Chair of Turkey – EU Joint Consultative Committee Mr. Mustafa Kumlu, President of TESK Mr. Bendevi Palandoken and President of HAK-IS Mr. Mahmut Arslan visited Honorary President of Koç Holding Mr. Rahmi Koç in Istanbul. 

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