Modern architecture exhibition, 2019 design show, grand convention center, high ceiling, massive LED screen, sleek minimalistic interior, rows of elegant display booths, futuristic product showcases, cutting-edge building materials, innovative urban planning models, bustling atmosphere, crowded with architects and designers, spotlights highlighting sleek designs, gentle ambient lighting, professional photography equipment, shallow depth of field, vibrant color scheme, abstract geometric patterns, metallic and glass textures.