Introduction:This fabric is made of permanent fire resistant anion polyester yarn, this yarn contains special minerals, which can release negative ions permanently, thus, it can purify the air, dust, and particles, remove indoor odors, improve indoor air quality, and improve sleep quality. 20cm from the top edge of the fabric is woven into the hollow at 50cm wide. It not only meets the requirement of lighting, but also meets the requirement of sight isolation. This fabric is widely used in hospital curtain. After repeated washing, the fabric still performs good at fire resistant.