A little girl from central China has touched millions of hearts online with a handwritten farewell message and money for her parents as they left for work. Xinyu, a 10-year-old from Shangqiu, Henan province, is raised by her grandmother with her younger brother while her parents work in Suzhou, eastern China. According to mainland reports, her parents only return home once a year during the Spring Festival, which this year ran from February 15 to 23, the longest holiday in recent years. Before...