Flame-retardant safety belt: A safety belt with flame-retardant properties, which is widely used in high-altitude operation fields such as construction, electricity, and shipbuilding to prevent personnel from falling. When in contact with an open flame or high temperature, it can delay combustion, buying time for personnel to escape or be rescued

Fire-safety waist belt: Also known as a fireman's waist belt or safety belt, it is a protective device for firefighters during high-altitude operations and self-rescue in case of escape. It needs to be used in conjunction with a safety hook and a safety rope