Four males aged between 15 and 16 years have been charged with Grievous Bodily Harm with Intent in relation to the stabbing incident at PFC Limited (Chicken takeaway shop) 82 St Leonards, Street, E3.
Two have also been charged with possession of a knife.
They have been remanded in police custody to attend Stratford Court this morning.
The victim remains in hospital in a serious but stable condition.
Tower Hamlets police remain in close contact with the victim and his family.
Appeal for witnesses
Any witnesses or anyone with any information is asked to call police on 101 quoting reference CAD 5293/01Apr or contact via Twitter @MetCC.
To give information anonymously contact Crimestoppers on 0800 555 111 or online at crimestoppers-uk.org.