The 'Baimu Grand Hotel sign case' refers to a specific case study or instance where a signage design was implemented at the Baimu Grand Hotel. This could involve the design, materials used, or the overall impact of the sign on the hotel's branding and visibility. Signage design is a crucial aspect of architectural and graphic design, focusing on creating effective and visually appealing signs for businesses and institutions. It includes factors like typography, color schemes, and placement to convey the desired message and enhance the identity of the establishment.