There are at least two bands with this name: 1. C.T.C. (Controlul Tehnic De Calitate) a.k.a. VD, L Doc, Deliric 1 and DJ Paul:
Band members have known each other since 1997.
They were previously members of other bands (Armada, E.L.I.T.A.), and in 1999 they decided to begin an alternative new project, for which they made a demo which spread throughout the hip-hop commmunity. Their demo was heard also by some of the time's well-known MC's; that's how C.T.C. members became guest MC's for some collabo's on several LP's and compilations (R.

Read more about CTC on Last.fm.