The preforms are made of PET materials which has past the health organization authorization of Chinese government and CMA testing certification.Our preforms have high reputation in competitive price and high quality.we have many kinds of preform which can be below to bottle from 200ml to 5 gallons. Our preform are suit for mineral water bottle ,beverage bottle,milk bottle etc. we have many ready-made preform mould which is made by hot runner mould with good quality.