nice.

1. Red: Red is considered as an eye-catching color, which can produce strong visual effects. Red is a symbol of vitality, excitement and enthusiasm. In the catering industry, red is often associated with appetite and food, so using red signboards can attract customers' attention and stimulate their appetite.

2. Yellow: Yellow is regarded as a bright, happy and warm color, which can bring positive emotional experience and give people a warm and friendly feeling visually. Yellow is also related to fast food industry and food. Using yellow on the reservation phone can create a relaxed and pleasant dining atmosphere.