"Kaifeng Intelligence Bureau includes Kaifeng Group, Muye Group, Zhangde Group, Shangqiu Group, Jining Group and Linyi Group. Yuncheng Intelligence Bureau is divided into Yuncheng Group, Linfen Group, Linyi Group Luliang, Jinyang Group, Yulin Group and Handan Group, groups of three to five people.” ,Therefore, Hua Due Duong's story became the main channel for them to learn about the outside world, interact and talk more, and friendship arose naturally.