rongsheng biotechnology quotation

Rongsheng Petro Chemical Co, Ltd. specialises in the production and marketing of petrochemical and chemical fibres. Products include PTA yarns, fully drawn polyester yarns (FDY), pre-oriented polyester yarns (POY), polyester textured drawn yarns (DTY), polyester filaments and polyethylene terephthalate (PET) slivers.