@@konkasd2539 - Most of them are separatist one way or another, they may agree to a restoration of a true (con-)federal state (I guess, unsure) but they are national liberation forces of their respective nations, which are not the hegemonic Burmese one.
@@konkasd2539 - What part of the following names don't you understand? Kachin *National Liberation* Army Karen *Independence* Army Chin *National* Army Etc. (lots of other groups with strong nationalist, separatist, claims). They may settle for some sort of con-federalism but only the type that respects not just very ample self-rule but also the right of self-determination (a key but usually ignored part of the UN Charter).