Glass fiber chopped strand mat is a kind of glass fiber nonwoven reinforcement material. Glass fiber chopped strand mat is made from continuous glass fiber precursor which is chopped into a certain length (5cm), distributed uniformly without direction, and mixed with polyester powder or lotion binder. Short-cut raw felt is mainly suitable for hand layup molding, mechanical molding, and other fiberglass forming processes. This product is widely used in automotive roof interiors, shipbuilding, sanitary ware, chemical anti-corrosion pipes, storage tanks, building materials, tables, chairs, furniture, and other fiberglass composite products.