How to calculate the quotation of outdoor advertising?

Maybe the charging standards are different from place to place. There is generally no fixed price. Sometimes I think it depends on the technical content. If an exquisite, reasonable, scientific and beautiful design is not a price issue for a customer, it should be a kind of value. what do you think?

6 yuan HD 8 yuan has large spray cloth, car sticker 15 spray film 6-8.

DM single 16 open 8 open from 400 yuan/Scheme 2 open 4 open! 600 yuan/since the project, 1000.