chaoquin's friends are 12 and 10-year-old as i understand siblings. parents also work in the city. he quickly assembles the toy. it's something he's become used to. his friends are fascinated by their toy. chaoquin is surprised to see that his friend's mother has returned today. she's decided to stay to take care of her children and aging parents while her husband continues working away. watching his friends with their mother, chaoquin's mood suddenly changes. only seconds ago, they were all happily checking out his new toy. but now, without so much as a good-bye, chaoquin is on his way home. chaoquin has been living with his grandparents ever since he could remember. materially, he wants for nothing. but he only gets to see his parents once a year, usually over the chinese new year holiday. it was five years ago when he received his first gift from his father, a simple stone from a riverbed. chaoqian says it's his treasurer and he cherishes it dearly. >> many of the children left at home feel an extreme loneliness and are emotionally unstable, even i