If PSL is anything, it's Maoist, and they seemed to have leaned a bit on the ultra side when they first started the party, but I believe they have improved since then.
One of their old articles on China is somewhat ultra and idealist: https://www.liberationschool.org/what-do-socialists-defend-in-china-today/
I mentioned this article here where I was able to get outside perspectives.
If PSL is anything, it's Maoist, and they seemed to have leaned a bit on the ultra side when they first started the party, but I believe they have improved since then.
One of their old articles on China is somewhat ultra and idealist: https://www.liberationschool.org/what-do-socialists-defend-in-china-today/
I mentioned this article here where I was able to get outside perspectives.