classification of signs according to the use function, signs can be divided into: 1. building signs, which are used to reflect the name or functional positioning of the building itself, and are mainly installed on the building itself, the entrance and exit of the building, or the objects specifically used to reflect the building signs. Such as building name, enterprise name, building name, etc. Sign production 2. Guiding signs, including guiding signs, guiding signs system and information release signs. These signs are usually used in public space to provide public space information, positioning and guidance functions, so that foreigners can quickly understand this public space and reach the desired area conveniently. Sign design 3. Functional identification, which is used to reflect the function of an area or room, such as conference room number, room number, bathroom number, etc. Sign design 4. Warning signs are used to warn or prompt some signs that need special attention, such as "Instructions for the use of swimming pools" and "No smoking". Sign design 5, fire signs, all kinds of signs related to fire safety, some functional or suggestive can be personalized design, such as fire hydrant, fire evacuation map, etc. Sign production's distinctive, clean and unique hotel signboard can spread catering information and bring endless profits to businesses. In layman's terms, it is the face of a hotel.