Take Australia and the same specification as an example:
The following screenshots are some of the PCB manufacturing companies in China and other countries:
There is a big difference between China PCB Manufacturing Companies and PCB Manufacturing in developed countries.
This is http://www.wellpcb.com/pcb-quote, which focuses on PCB prototypes with high quality and reasonable prices to people worldwide. One of our clients from Australia ordered a rush PCB prototype, and we provide quick service(manufacturing and delivery in 24 hours, and they got our boards in 5 days!)
Maybe the price is the same, but now the service is becoming more and more important! So choosing the right PCB Manufacturing Company needs to consider many factors, not only prices, right?