The Duke and Duchess of Cambridge left Prince George and Princess Charlotte at home Wednesday as the couple stepped out for another royal engagement.
LONDON, ENGLAND - OCTOBER 21: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge bid farewell to President of the Peoples Republic of China, Mr Xi Jinping and his wife, Madame Peng Liyuan at a GREAT Britain Creative Event at Lancaster House on October 21, 2015 in London, England. The President of the Peoples Republic of China, Mr Xi Jinping and his wife, Madame Peng Liyuan, are paying a State Visit to the United Kingdom as guests of The Queen. They will stay at Buckingham Palace and undertake engagements in London and Manchester. The last state visit paid by a Chinese President to the UK was Hu Jintao in 2005. (Photo by Chris Jackson/Getty Images)Chris Jackson / Getty Images
The royals met with President Xi Jinping and his wife, Peng Liyuan, just hours after they toasted the visiting dignitaries during a formal state dinner hosted by Queen Elizabeth at Buckingham Palace.
LONDON, ENGLAND - OCTOBER 21: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend "Creative Collaborations: UK & China" at Lancaster House during the Chinese State Visit on October 21, 2015 in London, England. The President of the Peoples Republic of China, Mr Xi Jinping and his wife, Madame Peng Liyuan, are paying a State Visit to the United Kingdom as guests of The Queen. (Photo by Mark Cuthbert/UK Press via Getty Images)Mark Cuthbert / Getty Images Contributor
On Wednesday, the two couples gathered at London's Lancaster House to discuss cultural ties between China and the United Kingdom.
epa04986634 Britain's Catherine, The Duchess of Cambridge (R) greets Chinese President Xi Jinping (2-L) and his wife Peng Liyua (L) to Lancaster House in London, Britain, 21 October 2015. President Xi Jinping is in Britain for a three-day state visit. EPA/FACUNDO ARRIZABALAGAFacundo Arrizabalaga / EPA
The party was treated to a film outlining various exchanges between the two nations, as well as a performance by Chinese dancers and singers.
LONDON, ENGLAND - OCTOBER 21: Chinese President Xi Jinping, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge attend a "Creative Collaborations: UK & China" event at Lancaster House on October 21, 2015 in London, England. The President of the Peoples Republic of China, Mr Xi Jinping and his wife, Madame Peng Liyuan, are paying a State Visit to the United Kingdom as guests of The Queen. They will stay at Buckingham Palace and undertake engagements in London and Manchester. The last state visit paid by a Chinese President to the UK was Hu Jintao in 2005. (Photo by Heathcliff O'Malley - WPA Pool/Getty Images)WPA pool via Getty Images
President Xi later met with British Prime Minister David Cameron for a working lunch at Downing Street.
Duchess Kate wore an aubergine, all-lace dress by Dolce & Gabbana. Prince William sported a purple tie to match his wife's $3,500 high-neck, long-sleeve dress.
LONDON, ENGLAND - OCTOBER 21: Catherine, Duchess of Cambridge attends "Creative Collaborations: UK & China" at Lancaster House during the Chinese State Visit on October 21, 2015 in London, England. The President of the Peoples Republic of China, Mr Xi Jinping and his wife, Madame Peng Liyuan, are paying a State Visit to the United Kingdom as guests of The Queen. (Photo by Mark Cuthbert/UK Press via Getty Images)Mark Cuthbert / Getty Images Contributor