A working staff introduces horse head fiddle to visitors during the opening ceremony of the German-Chinese Culture Year of Inner Mongolia 2017 at the China Culture Center in Berlin, capital of Germany, April 14, 2017. The German-Chinese Culture Year of Inner Mongolia 2017 kicked off in Berlin on Friday, as part of a series of cultural activities to commemorate the 45th anniversary of the establishment of the Chinese-German diplomatic relations. (Xinhua/Shan Yuqi)?