The glass fiber reinforced polypropylenePP pipes (FRPP) and factory polypropylene (HDPE) pipes produced by our factory are manufactured in accordance with the standards of the Ministry of Chemical Industry HG20539-92, the Ministry of Light Industry SG246-81, and SG80-75. The product range is complete, ranging from 20-60mm. The products feature corrosion resistance, high strength, leakage resistance, smooth inner surface, tensile resistance, bending resistance, low cost, long service life, and convenient installation and maintenance. They are now used in fields such as petroleum, chemical fiber, chlor-alkali, fuel, pharmaceuticals, food, light industry, metallurgy, water supply and drainage, sewage, and treatment.