Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, shakes hands with Chinese President Xi Jinping after witnessing a signing ceremony at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, shakes hands with Chinese President Xi Jinping after witnessing a signing ceremony at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Chinese Premier Li Keqiang shows the way to Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan as they proceed to a meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan and Chinese President Xi Jinpin applaud as they witness a signing ceremony at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, and Chinese Premier Li Keqiang proceed to a meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan and Chinese Premier Li Keqiang attend a meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, and Chinese President Xi Jinping leave after witnessing a signing ceremony at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, prepares to shake hands with Chinese Premier Li Keqiang before a meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan and Chinese President Xi Jinping attend a bilateral meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS

Abu Dhabi's Crown Prince Sheikh Mohammed bin Zayed Al Nahyan, left, and Chinese Premier Li Keqiang pose for journalists before a meeting at the Great Hall of the People in Beijing, Monday, July 22, 2019. Andy Wong/Pool via REUTERS