Korea International Youth Film Festival (KIYFF) had picked Kim So Eun to be their ambassador for the 5th festival on 29th April and 3rd June for the opening ceremony.
Before the opening ceremony, she had a fan signing events (photos above and below) and Super Junior was there for performances too.
The reason So Eun was picked is because of her professionalism and healthy image as an actress.
They felt that she is suitable as the festival’s image and a perfect role model for the youths.
She is enjoying her popularity alright.
Here are pictures of her fan signing event:
credit to coolsmurf @ allkpop.