![Ji-Yoon Lim](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>)
Ji-Yoon Lim
Chief Executive Officer at
Woorim Co., Ltd.
Net worth: 5 M $ as of 2026-09-29
Profile
Ji-Yoon Lim is currently Chief Executive Officer at Woorim Co., Ltd., Chairman & Chief Executive Officer at Optrontec Tianjin Co., Ltd., Chairman & Chief Executive Officer at Optrontec Dongguan Co. Ltd., Chief Executive Officer at Optrontech Co., Ltd., and Director at Mirae Innotech Co., Ltd. Former positions include Chief Executive Officer & Director at Woolim Co., Ltd., Director & Head-Sales Support at i-factory Co. Ltd., and President, Director & Head-Business Management at OPTRONTEC, Inc. from 2005 to 2015.
Education includes undergraduate studies at Korea University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
OPTRONTEC INC. 11.42% | 2026-06-29 | 3,993,620 ( 11.42% ) | 5 M $ | 2026-09-29 |
Ji-Yoon Lim active positions
| Companies | Position | Start |
|---|---|---|
Woorim Co., Ltd.
 Woorim Co., Ltd. Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures work trucks and stackers | Chief Executive Officer | - |
Mirae Innotech Co., Ltd.
 Mirae Innotech Co., Ltd. Wholesale DistributorsDistribution Services Engages in the manufacture of automobile accessories and audio plastic parts | Director/Board Member | - |
Optrontec Tianjin Co., Ltd. | Chief Executive Officer | - |
Optrontec Dongguan Co., Ltd. | Chief Executive Officer | - |
Former positions of Ji-Yoon Lim
| Companies | Position | End |
|---|---|---|
| OPTRONTEC INC. | Chief Executive Officer | 2024-05-02 |
| KLT CO LTD | Director/Board Member | - |
Woolim Engineering & Construction Co., Ltd.
 Woolim Engineering & Construction Co., Ltd. HomebuildingConsumer Durables Provides engineering and construction services | Chief Executive Officer | - |
Education of Ji-Yoon Lim
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
12
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
i-factory Co., Ltd.
 i-factory Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures and markets display & semiconductor inspection equipment and related products | Producer Manufacturing |
Korea University
 Korea University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Mirae Innotech Co., Ltd.
Mirae Innotech Co., Ltd. Wholesale DistributorsDistribution Services Engages in the manufacture of automobile accessories and audio plastic parts | Distribution Services |
Woolim Engineering & Construction Co., Ltd.
Woolim Engineering & Construction Co., Ltd. HomebuildingConsumer Durables Provides engineering and construction services | Consumer Durables |
OPTRONTEC, Inc.
 OPTRONTEC, Inc. SemiconductorsElectronic Technology Manufactures and supplies image sensor filters, optical lens and provides investment services | Electronic Technology |
Woorim Co., Ltd.
Woorim Co., Ltd. Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures work trucks and stackers | Producer Manufacturing |
Optrontec Tianjin Co., Ltd. | |
Optrontec Dongguan Co., Ltd. |
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