Biaxial Oriented Polyamide Films(BOPA films), which are our major products, can be applicable to varieties of superior uses. BOPA films have magnificent qualities of anti-pull and anti-puncture, flexibility, strike endurance, anti-wear, flavor or smell separation, transparency, luster and printability, and wide range of temperature choices, etc. BOPA films are especial suitable for packing of foods that deteriorate easily, frozen and cooked foods, vegetables, aquatic products and medical machines, etc.