 A British-Chinese woman has told the BBC how she handed over her life savings in the belief that she was paying bail in order to avoid extradition to China on fabricated criminal charges. As Elaine Chong reports, the scammers go to extraordinary lengths to trick their victims. Early one Sunday last summer, Helen Young was woken by the phone ringing. Helen, who is an accountant in London, thought it was her mother in China, but it wasn't.