![Hyun-Seok Ryu](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Hyun-Seok Ryu
Chief Executive Officer at
YOOSUNG ENTERPRISE CO., LTD.
Net worth: 225 005 $ as of 2026-06-29
Profile
Hyun-Seok Ryu currently holds the positions of Chairman, President & Chief Executive Officer at Yoosung Enterprise Co., Ltd., President & Chief Executive Officer at Y&t Powertech Co. Ltd. since 2014, and Director at Shin Hwa Precision Co., Ltd. since 2010.
Mr. Ryu completed undergraduate studies at Chung-Ang University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
KYUNG DONG PHARMACEUTICAL Co., Ltd
 KYUNG DONG PHARMACEUTICAL Co., Ltd Pharmaceuticals: GenericHealth Technology Manufactures and sells pharmaceutical products 0.23% | 2026-03-29 | 70,000 ( 0.23% ) | 225 005 $ | 2026-06-29 |
Hyun-Seok Ryu active positions
| Companies | Position | Start |
|---|---|---|
| YOOSUNG ENTERPRISE CO., LTD. | Chief Executive Officer | - |
Shin Hwa Precision Co. Ltd.
 Shin Hwa Precision Co. Ltd. Auto Parts: OEMProducer Manufacturing Manufactures valves and pipe fittings | Director/Board Member | 2010-02-28 |
Y&t Powertech Co. Ltd.
 Y&t Powertech Co. Ltd. Auto Parts: OEMProducer Manufacturing Manufactures automobile engine parts | Chief Executive Officer | 2014-03-26 |
Training of Hyun-Seok Ryu
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
2
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
Yoosung Enterprise Co., Ltd.
 Yoosung Enterprise Co., Ltd. Auto Parts: OEMProducer Manufacturing Manufactures and supplies parts and accessories for motor engines | Producer Manufacturing |
Shin Hwa Precision Co. Ltd.
Shin Hwa Precision Co. Ltd. Auto Parts: OEMProducer Manufacturing Manufactures valves and pipe fittings | Producer Manufacturing |
Chung-Ang University
 Chung-Ang University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Y&t Powertech Co. Ltd.
Y&t Powertech Co. Ltd. Auto Parts: OEMProducer Manufacturing Manufactures automobile engine parts | Producer Manufacturing |
- Stock Market
- Insiders
- Hyun-Seok Ryu
