1. Guide sign: refers to a sign with an arrow to guide the direction.

2. Positioning name signboard: that is, name display signboard, which is mainly used to display the name signboard of a fixed and specific place, such as a hotel.

3. Warm reminder sign: a sign used to enhance the function of prompting and explaining, which is generally mild in color and bright in color.

4. Warning signs: As the name implies, they refer to those signs with the nature of command, which generally contain the words "no, no" and are mostly red in color.

5. Information signboard: refers to the information signboard that introduces the names and functions of specific things, such as descriptive words of corresponding facilities and equipment.

Second, the identification mark is divided into:

1. Vertical signs, also known as floor-standing and on-site vertical signs, such as signs erected vertically outside shopping centers.

Identification mark

2. Hanging signs, the simplest example is hanging signs on the ceiling of shopping malls or hospitals.

3. Attached signboards refer to those signs attached to the wall vertically, such as house numbers and department cards.

4. Hanging sign means that one side of the sign is stuck on the wall, but the whole sign is still far from the ground. This sign is called hanging sign, such as the sign hanging at the top of the entrance of the classroom (Class 7).

5. Embedded signboards refer to signboards whose part is embedded in the wall.

III. Identification marks are divided into:

1. Smooth sign: the surface of the picture or board is oily and very smooth.

2. Luminous material identification sign: use luminous material sign (that is, neon lights we usually say).

3. acrylic identification mark: the main material of the plate is acrylic material. Such as "McDonald's acrylic signboard"!

4. Metal identification sign: in the absence of special board surface, metal is the main material of board surface or characters of the sign, and metal is the main carrier of the sign.

5. Electro-optical board identification mark: use light-emitting diodes or light-emitting tubes to achieve monochrome or color performance. According to light-emitting diodes and their manifestations, they can be divided into five categories: light-emitting electro-optic board, LCD, LED, CRT, FDT and so on.