Hyosung é um conglomerado industrial sul coreano fundado em 1957 que atua em diversos ramos da economia.
- Textil PG
- Nylon Polyester Fiber PU
- Spandex PU
- Fabric/Dyeing PU
- Industrial PG
- Tire & Industrial Reinforcements PU
- Technical Yarn PU
- Interior PU
- Aramid Business Division
- Quimicas PG
- PP/DH PU
- Packaging PU
- TPA PU
- Film PU
- Neochem PU
- Optical films Business Division
- Hyosung Power & Industrial Systems PG
- Power Systems PU
- Industrial Machinery PU
- Hyosung Good Springs PU
- Wind Energy Business Division
- Construction PG
- Construction PU
- Hyosung EBARA Engineering PU
- Chinhung International Inc.
- Metalurgica PG
- Steel & Metal Products PU I
- Steel & Metal Products PU II
- Chemical Products PU
- Trans-World PU
- Telecomunicações PG
- Nautilus Hyosung PU
- Hyosung Information Systems PU
- Hyosung ITX Co., Ltd.
- Galaxia SM, Inc. joint venture com a S.M. Entertainment
- Diversos
- Hyosung Capital PU
- The Class Hyosung Co., Ltd.
- Hyosung Toyota Corporation
- Galaxia Photonics Co., Ltd.
- Galaxia Electronics Co., Ltd.
- Galaxia Communications Co., Ltd.