In China, a country of more than a billion people, the search for kidnapped children has been described by many as hopeless.
For one family, however, perseverence has paid off. Peng Gaofeng, the returned boy's father, ran from pillar to post in efforts to locate his son, organising other families who, like his, have had children kidnapped.
Al Jazeera's Melissa Chan reports from Shenzen, in southern China.
Content on this website is for general information purposes only. Your comments are provided by your own free will and you take sole responsibility for any direct or indirect liability. You hereby provide us with an irrevocable, unlimited, and global license for no consideration to use, reuse, delete or publish comments, in accordance with Community Rules & Guidelines and Terms and Conditions.