Pictured: Man wanted for questioning after predator exposed himself to a 20-year-old girl on a Sydney train and performed a sex act
- A man exposed himself and performed a sex act in front of a 20-year-old girl
- The perverted act happened on the T1 trainline before he got off at North Sydney
- Police are looking for a man of Asian appearance who they believe can help them
A man who performed a sex act and exposed himself to a 20-year-old girl on a Sydney train has eluded police for almost a month.
The perverted act happened on a northbound T1 train between Central and North Sydney station at 6.55am on Sunday, March 3 and was reported later that day.
Police are searching for a man of Asian appearance who is 173cm tall with a slim build and short dark hair, who they believe can assist with inquiries.

A man who performed a sex act and exposed himself to a 20-year-old girl on a Sydney train has eluded police for almost a month. Police have released CCTV images of a man (pictured) who they believe can help with inquiries
The woman was travelling from Central Station to Wollstonecraft Station when a man sat next to her.
He exposed himself and performed a sexual act in front of her.
The woman moved to another carriage and left the train at the next station.
She reported the incident to Day Street Police Station at 2pm on the same day.
The man stayed on the North Shore, Northern & Western Line until he got off at North Sydney Station before getting the train back to Town Hall Station.

Police believe a man of Asian appearance (pictured) who is 173cm tall with a slim build and short dark hair can help with inquiries. He was last seen wearing black shirt and black pants
Police are looking for a man who was last seen wearing a black shirt with three-quarter sleeves and black pants who they believe can help with inquiries.
'Incidents of indecent exposure should always be reported to police,' a NSW Police spokesman said.
'Information provided will always be treated with the strictest of confidence.'
Anyone with information is urged to contact Crime Stoppers on 1800 333 000.

The victim was travelling from Central (pictured) to Wollstonecraft Station on the North Shore, Northern & Western. The incident happened somewhere between Central and North Sydney