| Year | Detail |
| 1957 |
Representative Director Hong-je Cho established Hyosung Corporation Co., Ltd. |
| 1964 |
Hyosung Corporation acquired Haedong Refinery in Yeongdo, Busan. |
| 1975 |
Hyosung Corporation acquired the Incheon factory of Daedong Corporation (operating as Incheon's 1st processing plant). |
| 1980 |
Hyosung Corporation launched the first yacht at Incheon’s yacht plant. |
| 1987 |
Hyosung Corporation merged with Singal Tourism Development, Dongyang Industry, and Seoul Building. |
| 1989 |
Hyosung Corporation opened the Audi/Volkswagen showroom in Nonhyeon-dong, Gangnam-gu. |
| 1992 |
Hyosung Corporation established a joint venture, Korea Coal Pty. Ltd., in Sydney, Australia. |
| 1997 |
Hyosung Corporation acquired Sebo Refrigeration, entering the refrigerated warehouse business. |
| 2007 |
The company acquired Dongguk Trade Spandex Factory with an annual capacity of 6,000 tons in Zhuhai, Guangdong Province, China. |
| 2020 |
The company collaborated with Andar to launch “athleisure” masks. |
| 2021 |
The company collaborated with Jeju City on sustainable projects to preserve Jeju beaches. |
| 2022 |
The company commenced a conservation project for “Sea Grass Forest,” a flagship blue carbon site, to expand biodiversity preservation efforts. |