How to make Niagara Collision event to spawn another Emitter？

Development Asset Creation FX
1

I am very new to Niagara.
How to make Niagara Collision event to spawn another Emitter？
For example, When a particle collides with the ground, and the collide position spawn or trigger another emitter?

2

up up up up up

3

I think you could have an emitter in the system already and then enable it on event using the EmitterChangeState in the module. But this depends on the exact behavior you’re looking for I guess.