SIDO is focused on the environmental signage system design and solution. Signage is an indispensable part of the corporate environment and the impartment conveyor for the company profile. Reasonable and optimized signage system carries the info for orientation, communication and forges the corporate culture and improve the corporate profile. Relying on the effective analyzing and positioning, and the sophisticate visual creating ability, SIDO, together with its clients, creates the excellent signage designs.