You’re looking for a quick turn PCB manufacturer because you need those quick turn PCB specs done quickly and done well. Your prototype PCB costs you a decent amount of money to produce; that is no secret. And most of the expense can be found in the components, and not the fabrication of the board. If the board is not right, though, then your whole design is not right. That is going to cost you even more in the end.
For this reason, it is important to look for a quick turn PCB manufacturer who can offer standard as well as add-on manufacturing features for your board fabrication. Here