Chinese Premier Wen Jiabao looks through the exercise book of a boy Yang Saike in a village of Xingping City, North China's Shaanxi Province, May 26, 2007. Yang Saike, whose parents were working in the coastal province of Fujian, thousands of kilometers away, was cared for by his grandparents. His parents fail to go home even once a year. Wen has extended greetings to the "left-behind" children of rural migrant workers in cities ahead of the Children's Day, which falls on June 1. [Xinhua]Related news