Pet Preform, Blowing Machine, Injection Machine manufacturer / supplier in China, offering Hot Sell 28/410mm Pet Preform for 18.5g-49g Water Spray Bottle, 28/410mm 28mm of 42g 45g 49g Pet Preform for Water Bottles, Pco28/410mmfor 35g 38g 40g Pet Preform with Cap for Plastic Water Bottle and so on.