Xi shut down the area and took Trump on a tour of the imperial quarters, every moment broadcast live on state TV. He was served kung pao chicken for dinner, and in turn brought a video of his granddaughter, Arabella Kushner, singing a Chinese song which went viral on social media.

Chinese President Xi Jinping said Beijing is ready to work with the new U.S. administration to maintain communication and manage differences, but warned that Washington should not challenge China's "four red lines.