POLICE need public help to find missing teenager Xiaoxin Zheng, who has been missing for almost three weeks.
The 16-year-old was last seen in Attadale on Saturday November 24.
Xiaoxin is described as fair skinned with a slim build, short dark hair and approximately 170cm tall.
It is not known what he was last seen wearing.
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READ NOWXiaoxin is a Chinese national staying in Perth while attending school.
Concerns are held for his welfare as he has not been in contact with friends or family which is out of character.
Anyone who sees Xiaoxin, or has any information regarding her whereabouts is asked to call police immediately on 131 444.