^ DNA test

In the olden days, there are lots of those thinking in whereby daughters born in a family are not good. Daughters will be send to brought up by others. For some also due to the family itself is poor and they force to give their kids to others.

Often can see those old folks are try to look back for their own "lost" kids by advertise in newspaper or through word of mouth. If you are those being adopt, better get a paternity test first before recognise them back them as one of your original family member.