Qihang Education is an online training institution. If the network server is not well maintained in daily use, it is easy to have unknown errors and failures during the operation, so it suddenly stops running on the computer.

Sailing Education Computer Edition is an excellent online course software. The software covers postgraduate exams, CET-4 and CET-6, and management joint exams. You can register online for various online courses, enter the course interface after making an appointment in advance, and support voice barrage interaction. If you use it, you need to open the Android emulator.