China's President Xi Jinping, center, waves to the press accompanied by Cuba's Vice President Miguel Diaz-Canel, left, at his arrival at the Jose Marti International Airport in Havana, Cuba, Monday, July 21, 2014. Xi Jinping is in Cuba for a two day official visit. (AP Photo/Ladyrene Perez, Cubadebate)HAVANA (AP) — Chinese President Xi Jinping lauded Cuba’s economic reforms on Tuesday during a visit to the communist-run island, saying they could lead to greater commercial ties between the nations.