Why did you flash back when you opened Qilu Gong Hui?

Qilu Gong Hui flashed back due to the recent maintenance of Qilu Gong Hui APP upgrade system. According to relevant public information, Qilu Gong Hui is an inclusive service platform developed by Shandong Federation of Trade Unions based on the framework of multi-market edition, and has opened 18 functional modules such as membership transfer, workers' activities, workers' bookstore, making friends, asking for help and rescue, psychological counseling, I want to defend my rights, and trade union navigation.