Children are precious in China especially as its population ages rapidly. The unprecedented fast urbanization and massive internal migration have profoundly changed almost every aspect of society. They have impacted the livelihood of children of migrants most. Because of the hukou system and related policies, China's internal migrants face major obstacles to assimilate into cities. But more than that, as this book shows, these policies have also torn families apart on a scale unseen heretofore. More than 100 million children grow up in unstable families and the great majority have suffered...