Door-painted signboards are characterized by low price, simple and fast production, and occupy a monopoly position in early advertising signboards, but they also have obvious disadvantages. Ink painting signs fade quickly, and it takes about a year or two and a half to change doors. Therefore, in the modern advertising signboard market, this process is rapidly declining.

2, luminous word door

Led luminous signboard: the most common signboard with the highest market share. Its main features are energy saving, environmental protection, durability and high cost performance.

3, neon lights

Neon lights at the door: Neon lights still had a "status" 4-5 years ago. With the development and application of led, neon lights have been retired, and now there are few companies that make neon lights. The biggest disadvantage of neon lights is that they are too fragile, not durable, not beautiful enough during the day, and their light decay is great.