Introduction: Polyester anti-flaming yarn is a type of yarn made from polyester fibers that have been treated with flame retardant chemicals. Flame retardants are substances added to materials to reduce their flammability and inhibit the spread of flames in case of a fire. The primary purpose of incorporating flame retardants into polyester yarn is to enhance the fire safety of the end product, such as fabrics, textiles, or other materials made from this yarn. Application : YUSHENG Polyester Flame Retardant yarns are widely used in many areas both in civilian and industrial scenes. such as Architectural decoration fabrics, Flame retardant and antistatic Tarpaulin, firehose, firefighter uniform and flame retardant Rubber Conveyor Belts and so on.