Unicef Bulgaria ambassador Dimitar Berbatov listens to a question at a United for Unicef press conference in Hangzhou aimed at highlighting the important role of education in preventing HIV among young people in China
Berbatov, right, and Manchester United team-mate Michael Carrick take part in 'the sticker game', which demonstrates the effects of stigma felt by young people living with HIV
Berbatov takes part in a lively activity aimed at helping children to develop the skills needed to prevent transmission of HIV, reduce stigma and end discrimination against people affected by HIV and AIDS
Carrick joins in the activity with Chinese schoolchildren
Carrick signs the shirt of a student participating in the event aimed at highlighting the important role of education in preventing HIV among young people
Ryan Giggs, and Patrice Evra, right, are met by a group of vulnerable children in Kuala Lumpur, including MH, who is wearing a Manchester United shirt
Giggs is all smiles as he joins in a lively conversation with United fan MH