Yang Yan, the original name of the public examination.

Yang Yan. According to the inquiry of Yang Yan's personal homepage, Teacher Yang Yan of this public examination is a famous teacher of education and training who is deeply loved and respected by the majority of students. The logical deduction teaching method and the rapid problem-solving method of process thinking, which were originally created by the master of philosophy, took the lead in systematically introducing associative memory method into the public examination in China. Yang Yan's original name is Yang Yan.