Vietnamese President Truong Tan Sang (L) shakes hands with Chinese Premier Li Keqiang at the Diaoyutai State Guest House in Beijing June 20, 2013. The Vietnamese President is on a two day visit to China to meet with the new leaders and discuss maritime and trade issues. REUTERS/Mark Ralston/Pool (CHINA - Tags: POLITICS)
Vietnamese President Truong Tan Sang (L) shakes hands with Chinese Premier Li Keqiang at the Diaoyutai State Guest House in Beijing June 20, 2013. The Vietnamese President is on a two day visit to China to meet with the new leaders and discuss maritime and trade issues. REUTERS/Mark Ralston/Pool (CHINA - Tags: POLITICS)