Jilian Mold Brings Satisfactory Pet Preform Mould The transparent Pet Preforms is a transparent white PET container formed by blow molding. After injection molding, the intermediate product preform is formed and then blow molded to form a PET bottle. This is a two-step molding principle. At present, transparent PET bottles are mostly used for packaging medicine, beverages, mineral water, candy, flavoring, etc. The transparent PET bottle...