Largest companies in South Korea

1. Samsung Group: It is a multinational company group operating in many different sectors such as electronics, telecommunications, construction and finance. It includes many important companies such as Samsung Electronics, Samsung C&T, Samsung Life Insurance.

2. Hyundai Motor Group: It is a company group operating in the automotive industry. It includes brands such as Hyundai Motor Company and Kia Motors Corporation.

3. SK Group: It is a company group operating in sectors such as energy, telecommunications, chemicals and construction. It includes important companies such as SK Telecom, SK Innovation, SK Hynix.

4. LG Group: It is a company group operating in sectors such as electronics, chemicals and telecommunications. It includes important companies such as LG Electronics, LG Chem, LG Display.

5. POSCO: It is a company operating in the steel production and processing sector. It is one of the world's largest steel producers.

6. Lotte Group: It is a company group operating in sectors such as retail, tourism, food and chemistry. It includes important companies such as Lotte Department Store, Lotte World Tower and Lotte Chemical.

7. Hanwha Group: It is a company group operating in sectors such as energy, chemistry, finance and construction. It includes important companies such as Hanwha Corporation, Hanwha Life Insurance, Hanwha Q CELLS.

8. SK Hynix: It is a company that produces semiconductor and memory solutions. It is one of the world's largest semiconductor manufacturers.

9. KT Corporation: It is a company that provides telecommunications and information technology services. It is South Korea's largest telecommunications company.

10. CJ Group: It is a company group operating in sectors such as food, entertainment and retail. It includes important companies such as CJ CheilJedang and CJ Entertainment.