AD2 is a two-person young model group from Hong Kong, consisting of Aily Ng and Amy K. The young model group AD2 does countless things, including revealing their halo, exposing their breasts, kissing passers-by, etc. In August 2013, he called the police, claiming that when he went to Foshan to shoot a photo album, he got drunk and took nude photos. The young model group ad2 took to the streets to promote the large-scale eighteenth ban in the photo book. Ad2, a young model group, took to the streets to promote a photo album released for Halloween, saying bluntly that the 18-year-old ban in the book is a big one. He also took off his underwear in public to attract the audience.