Bittele Electronics Inc. is one of the EMS provider. The do PCB fab, assembly and parts procurement. They have online quote tools and looks like a good deal to me. They seem to do PCB fab in China and for assembly, they seem to have two options one in mainland China and the other one in Canada. Link : www.7pcb.com
PCB fab total prices (not individual price) for 7 boards are as follows:
| Layers | dimensions(in.) | total price(incl. shipping & handling) |
|---|---|---|
| 2 | 3.0X3.0 | US$ 205.00 |
| 4 | 3.0X3.0 | US$ 335.00 |
| 6 | 3.0X3.0 | US$ 460.00 |
Individual, 62 mil thickness, FR4, 1oz., no impedence control.http://www.bittele.com/