![Si-Joon Lee](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>)
Si-Joon Lee formerly worked at Taeyang Chemical Co. Ltd., as Chief Executive Officer, Dongwha Electrolyte Co., Ltd., as Chief Executive Officer & Director, and Dongwha Enterprise Co., Ltd., as President-Executive Board & Head-Chemical.
| Companies | Position | End |
|---|---|---|
Dongwha Electrolyte Co., Ltd.
 Dongwha Electrolyte Co., Ltd. Chemicals: SpecialtyProcess Industries Develops, manufactures and sells electrolyte & additives for vehicle batteries | Chief Executive Officer | 01/03/2024 |
Taeyang Chemical Co. Ltd.
 Taeyang Chemical Co. Ltd. Chemicals: SpecialtyProcess Industries Manufactures synthetic resin and plastic materials | Chief Executive Officer | - |
| DONGWHA ENTERPRISE CO.,LTD | Corporate Officer/Principal | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 3 |
|---|---|
DONGWHA ENTERPRISE Co., Ltd.
 DONGWHA ENTERPRISE Co., Ltd. Building ProductsProducer Manufacturing Manufactures wood products such as particleboard, plywood, medium density fiberboard and laminate flooring | Producer Manufacturing |
Taeyang Chemical Co. Ltd.
Taeyang Chemical Co. Ltd. Chemicals: SpecialtyProcess Industries Manufactures synthetic resin and plastic materials | Process Industries |
Dongwha Electrolyte Co., Ltd.
Dongwha Electrolyte Co., Ltd. Chemicals: SpecialtyProcess Industries Develops, manufactures and sells electrolyte & additives for vehicle batteries | Process Industries |
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