Create a realistic 3D render of a modern exhibition stand designed with beMatrix and beConstruct systems, highlighting the clarity of lines and the open, airy structure without a closed roof. The central feature is a prominent bar located in the middle of the stand. The design is open on all sides, allowing easy access and visibility. The stand features vibrant red structures and signage, including large text displays, media event sections, and multiple workstations with monitors. The layout showcases the modular and scalable nature of the beConstruct profile system, with its 124mm x 124mm structural profiles that support both straight and curved configurations.