S-400 components arrive in Turkey, July 12, 2019 (Photo: Xinhua/VNA)

He added that Russian President Vladimir Putin is planning to visit Turkey in the first week of 2020.

Turkey signed a 2.5 million USD contract to buy the Russian S-400 missile defense. The first patch was handed to Turkey in July. President Recep Erdogan said Ankara will deploy the system next Spring. Turkey is considering to buy Russian Su-35 and Su-57 jet fighters to replace the US’s F-35.