carbonated beverage bottle grade chip
hot-filled bottle grade chip
Bottle Grade Polyester Chip
bottle-grade PET chip
瓶级聚酯切片
超荧光光纤光源(SFS)
超荧光光纤光源
超荧光光源
bottle-grade polyester chip
bottle grade PET base chips
Bottle grade poly ethylene terephthalate PET
Bottle grade Polyester Chips
the bottle grade PET chips recycled