Our products cover DTY,FDY and POY, semi dull,bright,raw white,dope dyed black. Filament from 50D to 600D. (1)Our products cover DTY,FDY and POY, semi dull,bright,raw white,dope dyed black. Filament from 50D to 600D. (2)The main use of our polyester filament yarns is to weave and knitting. Polyester yarn(DTY,FDY, POY)