There are basically two ways of making a PCB. The first is a manual etching method where a copper board is etched using a corrosive chemical to leave the circuit design on the board. The second option is to use a circuit board printer. The latter is the best option for making PCBs on a commercial scale. Since there are many firms that have specialized in making PCBs, manufacturers do not need to worry about making their own PCBs. After all, they can outsource to third parties. This will help them save both time and money. Since these firms usually assemble and test each printed circuit board, you can be assured of getting the best results.
When looking for a PCB maker, you have to compare the fees charged by different firms. It is also recommended you check if there are any guarantees. After all, you do not want to lose any money.