How do billboard manufacturers do it?

How do manufacturers make billboards? What are the billboard manufacturers? Let's take a look. Billboard manufacturer. Materials for making advertising signs: generally used: 1. Pc board: the most common ones are pvc, wood board, thickness 2, and pc board. These boards are generally relatively thin, and the prices that can be made are around several hundred yuan, and some are more expensive. Second, acrylic board: generally suitable for display boards, signboards, display racks, display props, etc. Acrylic sheet is cheap but easy to deform, durable, light in weight and not easy to break. Acrylic board itself gives people a delicate and light feeling. These advantages are the biggest advantages of acrylic board. Three, thick plate (0.2~ 0.3mm) is generally processed with tissue paper, without any adhesive. Every transparent detail is from the printed layer to the transparent layer.