We are manufacturers & exporters from China & Vietnam. Product Range: Fibers & Yarns: Polyester Staple Fiber (PSF) : Raw White & Dyed. POY: Partially Oriented Yarn, commonly known as Polyester POY : DTY: SD or TBR : RW or DDB : -DTY yarn is mainly used in weaving & knitting of fabrics for making clothes, home furnishings, seat covers, bags and many other uses. ACY : Air Covered Yarns. PBT : Polybutylene Terephthalate (PBT) is a multi-filament yarn