Cuba's President Raul Castro (R) and Chinese Premier Li Keqiang wave during their meeting at Havana's Revolution Palace, Cuba September 24, 2016. REUTERS/Enrique de la Osa

Cuba’s President Raul Castro (R) and Chinese Premier Li Keqiang wave during their meeting at Havana’s Revolution Palace, Cuba September 24, 2016. REUTERS/Enrique de la Osa

Cuba's President Raul Castro (R) and Chinese Premier Li Keqiang wave during their meeting at Havana's Revolution Palace, Cuba September 24, 2016. REUTERS/Enrique de la Osa

September 25, 2016 3:45 AM (UTC+8)