Officers from Strike Force Imbara continue their investigations into an affray that occurred at a restaurant in Canley Heights earlier this month.
About 9.50pm on Friday 1 November 2019, four men entered a restaurant on Canley Vale Road, one armed with a stick.
Once inside, the men assaulted another man with the stick and a number of glass cups.
The four men fled the location.
The 21-year-old man suffered minor injuries and did not seek medical treatment.
CCTV images have now been released of four men who police believe may be able to assist with inquiries.
Anyone who may have information that could assist police should contact officers at Strike Force Imbara (02) 96788982, or Crime Stoppers on 1800 333 000.
Anyone with information about this incident is urged to contact Crime Stoppers: 1800 333 000 or https://nsw.crimestoppers.com.au. Information is treated in strict confidence.
