Why most of LED display buyers cannot find the best price?

Firstly, LED display price including ex-work price, FOB price,and CIF price.

Most of LED display manufacturers give you FOB price.

When you get the FOB price, you have to ask shipping cost again.

Secondly, most of LED display manufacturers only give you 1-year warranty price.

Can you get the price based on 3-year warranty?

Can you get the price based on 5-year warranty?

Can you get the price based on 9-year warranty?

Thirdly, most of LED display manufactuers only give you non-VIP price.

Can you get VIP price easily?

How to get VIP price?