Tongkun Group Co., Ltd. manufactures and sells polyester filament yarns in China. The company offers various polyester filament yarns, including polyester pre-oriented, low spamdexed, full draw, and composite yarns; spandex covered yarns; two-component elastic yarns; polybutylene terephthalate matte high elastic yarns; medium-strength polyester yarn as high-performance sewing threads; imitated hemp yarns; blanket plush yarns; and cationic modified polyesters under the GOLDENCOCK and Tongkun brand names. It also exports its products to South America, Europe, the Middle East, South Africa, South Korea, Vietnam, and internationally.