Trivision can display series commodity and issue much customer information for large enterprises. It effectively reduces cost, enhances visual attention rate, deepens memories, realizes win-to-win between customers and advertisers。Only function in three time of spatial, in order to let advertising agent can get three time of income in one time invests. New-design and multi-pictures turning ways let he attracts men's more vision in lots of sleeping billboards, so achieves best advertisement effect. Steady and fine appearance is one nice scenery line, and according to his special characteristics that rolling in 24 hours, so overcome some disadvantages that just show his dynamic advertisement effect in night, replacement picture lamp box and easy to get up fold such as neon light and LED.