How do cartoon studios usually get a pilot?

Becker: How do cartoon studios usually get a pilot?
How do they get their drafts to meet the big eyes (guys?) inside a major network like adult swim or something? Through managers or hunters or else? Or they contact certain agency or they just deal with those networks directly?

Note it’s cartoon, not real people show!

Answers and Views:

Answer by DINKO + TOMMY OF EARTH.
read this,
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