... gallon preform,5 gallon PET preform,5 gallon bottle preform,5 gallon plastic preform.650,680,700,730.750g/pcs. 5 gallon preform,5 gallon PET preform,5 gallon bottle preform,5 gallon plastic preform ... etc. We can produce any kind of preform in accord with customer requirement. The preforms ... , milky,and yellow etc.) 5 gallon preform,5 gallon PET preform,5 gallon bottle preform,5 gallon plastic preform