“WANKAI” Brand “WK881” PET resin bottle grade is TPA-based polyethylene terephthalic
copolymer. It is a high molecular weight polymer for general use in manufacturing
containers. It can be used in the production of making packing bottles for carbonated soft
drink like cola and 3-gallon big bottles.

Bottles made from WK881 resin can meet the requirement of high optical clarity and
glossing, good barrier properties to oxygen, carbon dioxide and moisture. And prevent the
possible bottle cracking during transportation.