It is believed he may have died following a brawl but Kent Police do not currently believe any weapons were used.
Police confirmed that two men, aged 20 and 27, have been arrested in connection with the attack.
They are expected to be quizzed by detectives today and they remain in police custody.
Detectives investigating the death have urged witnesses to come forward with information.
Forensics officers were remained at the scene today as they combed the area for evidence.
Some complained today that they couldn’t get to work because the busy shopping centre was blocked off.
Emergency services were called to the scene on Margate Road, Thanet, and paramedics found the main laid face down near Smyth’s Toy Store.
A spokesman for Kent Police said: ‘South East Coast Ambulance attended but the man, aged in his 20s, was pronounced dead at the scene.
‘Officers investigating the death have arrested two men aged 20 years and aged 27 years on suspicion of murder and they are currently in custody.