As long as all clubs in Europe can participate, the number of places won by different league levels is different.
For example, Premier League, La Liga and Serie A can get four places in the Champions League.
Ruichao has only one place, and it has to be the champion, and it has to play the qualifying match first.
When I led the Premier League team to the Champions League, I met AIK, I participated in the qualifiers, and I insulted them. ....