And if it is a good meeting, there will generally be detailed explanations and professional evaluation opinions from experts. As long as your paper is excellent, don't worry about being rejected, do your own thing.

I suggest that you don't attend meetings in European and American countries, because they don't attach importance to EI retrieval at all. Therefore, after some meetings, the papers were not sent to EI headquarters at all, or were delayed very late. The author participated in 23 international conferences, of which 2 1 was included in SCI/EI/ISTP.