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  ?