I'm looking for my parents

Hi my name's richie williams I'm 19 years old there are now 11 years ago That I did not see my parents. I was born in new Jersey with hospital figure of Christ I look for my parents since there I tried to contact them but I was not able to because my new parents changed country am now in another continent. They do not stop saying to me that " we are your new parents and your true parents " my true parents are called marry - kate williams and joe dave williams of black race. please help I