english: Yang Hui, pseudonym used in major social media platforms, was detained on September 17, 2013, taken into custody while he was studying in a classroom at his junior high school.
non_english: Yang Hui, pseudonimo usato dal ragazzo sulle maggiori piattaforme mediatiche, è stato arrestato il 17 settembre 2013, preso in custodia mentre stava studiando in classe, nella sua scuola superiore.