regarding the digital signage: BYD probably doesn't make the signs or even choose them. it is usually chosen by the purchaser, based on compatibility with whate

regarding the digital signage: BYD probably doesn't make the signs or even choose them. it is usually chosen by the purchaser, based on compatibility with whatever on-board computer and software they've chosen. they should, however, be customizing the body to fit the customer's aftermarket hardware because every bus order is bespoke. source: i develop software for buses.