BERLIN, GERMANY - MARCH 28:  Li Changyou (L), Party Secretary of Daxing District in China, shakes hands with Marijn Dekkers, Chairman of Bayer AG, after the two signed an agreement on investment by Bayer HealthCare in China as Chinese President Xi Jinping (L) looks on during the signing of bilateral agreements at the Chancellery on March 28, 2014 in Berlin, Germany. President Xi Jinping is on a two-day official visit to Germany.  (Photo by Sean Gallup/Getty Images)