GB/T 39758-2021

This standard specifies the technical requirements for the placement, size, and tactile characteristics of braille on signage, equipment, and appliances to ensure accessibility for visually impaired users. It is applied in public facilities, medical devices, and household appliances in China, guiding manufacturers and designers to integrate braille into product interfaces and environmental signage. The standard is particularly relevant for healthcare settings, such as hospitals and rehabilitation centers, where accessible equipment and wayfinding signs are critical.