1. Functionality. The design of outdoor advertising and plaque logo is combined with the positioning of different functional areas such as urban commercial center and industrial zone, with overall coordination, prominent theme and identification.

2. Aesthetics. The density of wall advertising in the commercial area is moderate, the number of advertisements is small and the route is precise, the planning and guidance are unified, and the key points and highlights are set. The overall distribution of advertising signs and plaques is neat, with uniform density and grade.

3. Safety. In order to avoid distracting and disturbing the driver's attention and affecting the driving safety, it is forbidden to block traffic signs and public indication signs. The advertisement along urban expressway and main road shall adopt static screen swiping mode, and the broadcast time of each fixed picture shall not be less than 15 seconds. Avoid advertising on the roof and pedestrian overpass. Use quality stable advertising light source and power supply.

4. Environmental protection. Avoid light pollution as much as possible. The lighting of advertising signs shall not be too bright, and shall be coordinated with the environment of the area. Turn off the lighting at night or turn it to low brightness.

5. Innovation. The design forms of advertising signs are various and attractive, bringing people extraordinary visual experience.