(COMBO) This combination of pictures created on March 30, 2017 shows China's President Xi Jinping (L) delivering a speech on the opening day of the World Economic Forum, on January 17, 2017 in Davos, and US President Donald Trump (R) announcing the final approval of the XL Pipline in the Oval Office of the White House on March 24, 2017 in Washington, DC.

China's President Xi Jinping will meet Donald Trump next week in Florida, China's foreign ministry said on March 30, 2017, ending weeks of speculation that they were set for face-to-face discussions on thorny issues dividing the world's top two economies.  / AFP PHOTO / FABRICE COFFRINI AND MANDEL NGAN        (Photo credit should read FABRICE COFFRINI,MANDEL NGAN/AFP/Getty Images)