Glass Jar, Glass Bottle, Pet Preform manufacturer / supplier in China, offering 100% New Material Premium 38mm Clear Pet Preforms 28mm 30mm Pet Preform for Soft Drink Bottles, 25/30mm Neck 18g Water Bottle Preform/ Pet Preform Blowing Bottle Pet Plastic Preform for Water, High Quality 28mm 30mm 38mm 48mm Plastic Pet Preforms Blowing Beverage Preform for Water Bottle and so on.