1. Hyundai
Hyundai was founded in 1947 as a Korean automobile brand. It mainly produces SUVs and ordinary family cars with a displacement of 1.6~2.7L.
2. Ssangyong
SSANG YONG Motor Company is a subsidiary of South Korea's Ssangyong Group. It mainly manufactures four-wheel drive vehicles, and also produces large buses, special vehicles, and automobiles. A famous automobile manufacturer of engines and spare parts.
3. Kia
Kia, the Kia Motors Group, is the earliest automobile manufacturer in South Korea. In 2000, it merged with Hyundai Group to form Hyundai-Kia Motors Group. Hyundai-Kia Motors Group is the world's fifth-largest automobile manufacturer by production volume.
4. Daewoo
Daewoo is an automobile company founded by Kim Woo-jung in 1967. It is the backbone of South Korea's Daewoo Group and uses the Daewoo trademark shaped like an earth and a flower.
5. Spirra
Spirra, a Korean supercar company, the history of Spirra can be traced back to the 1990s, when Korean Han-chul Kim and his Ji-sun Choi's wife, two very promising car experts, founded the "Proto Motors" car company after resigning. The company's main business is the development of relatively advanced concept cars.
Extended information
From a staggering start of imitation, Korean automobiles have taken the step of independent innovation and used 40 years of history to cross the European and American century-old automobile road in an instant. The government's protection and the national enthusiasm it spawned created the myth of another automobile taking off in the eastern island country. Based in Asia and advancing into the Americas, this rising star without a deep history has become a strong competitor to automobile giants such as Volkswagen and General Motors.
Reference: People.com-Korean car brand