I want to know the price of cnc router/laser machine...?

Q1:I want to know the price of cnc router/laser machine...?

Q2:I don’t know how to choose a suitable machine?

As you may know,the different type and model of CNC machine apply to the different material.In order to garantee best work,could you answer me the following quesiton:
1 Your materials?
2 How do you want to process the materials? if languages can’t describe clearly,you can send us sample picture.
3 MAX size of process materials?