Chinese President (L) and his wife Peng Liyuan wave upon their arrival in Seattle, the United States on September 22, 2015. Photo: Xinhua
Chinese President Xi Jinping (L) and his wife Peng Liyuan wave as they arrive at the airport in Moscow, capital of Russia, May 8, 2015.Photo: Xinhua
Chinese President Xi Jinping (L) and his wife Peng Liyuan arrive in Astana for a visit to Kazakhstan, May 7, 2015. Photo: Xinhua
Chinese President Xi Jinping (L) and his wife Peng Liyuan step out of the plane upon their arrival at the airport in Nadi, Fiji, November 21, 2014.Photo: Xinhua
Chinese President Xi Jinping (2nd R) and his wife Peng Liyuan (L) are welcomed by Australian Governor-General Peter Cosgrove (R) and his wife Lynne Cosgrove (2nd L) in Canberra, capital of Australia, November 17, 2014. Photo: Xinhua
Indian Prime Minister Narendra Modi (right), Chinese President Xi Jinping and Xi's wife Peng Liyuan wave to the media after Modi received them upon arrival at a hotel in Ahmedabad, India, on September 17, 2014 for a three-day visit. Photo: AP
Chinese President Xi Jinping (2nd L), his wife Peng Liyuan (L), Dutch King Willem-Alexander (C), Queen Maxima (2nd R) and former Queen Beatrix (R) pose for photos in Amsterdam, the Netherlands, March 22, 2014.Photo: Xinhua
Chinese President Xi Jinping (2nd L) meets with Dutch King Willem-Alexander (2nd R) in Amsterdam, the Netherlands, March 22, 2014. Photo: Xinhua
Chinese President Xi Jinping and his wife Peng Liyuan wave upon their arrival in Bali, Indonesia, October 5, 2013. Photo: Xinhua
Chinese President Xi Jinping (2nd L) meets with Malaysian Supreme Head of State Abdul Halim (2nd R) in Kuala Lumpur, capital of Malaysia, October 4, 2013.Photo: Xinhua
Chinese President Xi Jinping and his wife Peng Liyuan wave upon their arrival in Kuala Lumpur, capital of Malaysia, October 3, 2013. Photo: Xinhua
Chinese President Xi Jinping (2nd L) and his wife Peng Liyuan (1st L) attend a banquet hosted by Malaysian Prime Minister Najib Razak (2nd R) and his wife Rosmah Mansor (1st R) at their residence in Kuala Lumpur, capital of Malaysia, October 3, 2013. Photo: Xinhua
Chinese President Xi Jinping (2nd, L) meets with his Indonesian counterpart Susilo Bambang Yudhoyono(2nd, R), in Jakarta, capital of Indonesia, October 2, 2013. Photo: Xinhua
Chinese President Xi Jinping and his wife Peng Liyuan wave upon their arrival in California, the United States, June 6, 2013. Photo: Xinhua
Chinese President Xi Jinping and his wife Peng Liyuan arrive in Mexico City June 4, 2013 for a three-day state visit to Mexico. Photo: Xinhua
Chinese President Xi Jinping (2nd L) attends a welcoming ceremony held for him by Mexican President Enrique Pena Nieto (2nd R) in Mexico City, capital of Mexico, June 4, 2013. Photo: Xinhua
Chinese President Xi Jinping (2nd L, front) and his wife Peng Liyuan (1st L, front) pose for a photo together with Costa Rican President Laura Chinchilla (2nd R, front) and her husband Jose Maria Rico (1st R, front) during a welcoming ceremony at the presidential house in San Jose, Costa Rica, June 3, 2013. Photo: Xinhua
Chinese President Xi Jinping (2nd L) and his wife Peng Liyuan (1st L) pose for a group photo with President of Trinidad and Tobago Anthony Carmona (2nd R) and his wife before the meeting between the two presidents in Port of Spain, Trinidad and Tobago, June 1, 2013. Photo: Xinhua
Chinese President Xi Jinping and his wife Peng Liyuan arrive in Port of Spain May 31, 2013 to start a state visit to Trinidad and Tobago. Photo: Xinhua
A guard of honor gets ready for the welcoming ceremony for visiting Chinese President Xi Jinping in Moscow, capital of Russia, March 22, 2013. Photo: Xinhua