Do you think I should sign to a record label?

I wanna be dj and producer (for electronic music), and I wanna sign to a label. Here are a list of some I have in mind:
Spinnin
JUMMP Records (by Juicy M)
Doorn Records (SPINNIN)
Revealed Recordings (by Hardwell)
Wall Recordings (SPINNIN) (by Afrojack)
Barong Family
Artificial Recordings (by Sidney Samson)
WOLV (by Dyro)