-Jul 19, 20131 minWhat should be paid attention to on the storage of Pet preformsIt is not a fragile thing, but in the store is also need to pay attention to, can not stick to storage, it will make it get a lot of dirty t
-Mar 16, 20131 minThe composition and structure of the mouldThe composition and structure of the mould
-Jun 16, 20121 minWhat is PET preform?For the layman, I believe that many people do not know what is the PET preform, and then I'll analyze it in detail. PET preform is a...