How to refute a Korean professor's claim that the Mid-Autumn Festival and Dragon Boat Festival are Korean in a Sino-Korean lecture at a university in Sichuan?

When the Korean professor made his remarks, there was a student who directly questioned the professor's statement in the comment section, but after that, the whole comment section was even closed, and then there was another student who directly opened the microphone in the lecture, and fiercely rebutted the Korean professor's remarks, and this student's remarks also made a lot of students underneath feel very relieved, and the Korean professor very seriously The Korean professor very seriously criticized the practice of these students, but there is no students think, these students question is not reasonable.

Third, how was the matter resolved in the end?

The most eye-opening thing is that these students questioned the Korean professor, the teacher of the university even apologized to the Korean professor, and also said that down will be on these students to have a conversation, the teacher's approach is to infuriate a lot of students, this thing was exposed, netizens have accused the Korean professor's remarks are too ridiculous, more so that we are angry! The school teacher even felt that the Korean professor's statement is right, I hope that the school can give a reasonable explanation on this matter.