Wonik IPS's board of directors currently consists of 5 inside directors and 3 outside directors.

Inside directors

Name Position Career Term of office
Chairman of the Board
Moon-yong Lee
Chairman of the Board CEO, Wonik Materials
CEO, Wonik IPS
Vice President, Cheil Industries
Head of Semiconductor Research Center,
Samsung Electronics
From March, 24, 2022 to the annual general meeting of shareholders in 2025
Director
Hyeon-deok Lee
CEO Executive Vice President,
Samsung Display Samsung Electronics
From March, 29, 2023 to the annual general meeting of shareholders in 2026
Director
Yong-han Lee
Chief of Management Support Present, Wonik Chairman From March, 29, 2023 to the annual general meeting of shareholders in 2026
Director
Nam-Seong Cho
Chief of Management Support Vice Chairman, Wonik Holdings
Adviser, Samsung SDI
Executive President & CEO, Samsung SDI
Executive President & CEO, Cheil Industries
Executive Vice President & Head of LED Business, Samsung Electronics
Executive Vice President & CEO, Samsung LED
From March, 24, 2022 to the annual general meeting of shareholders in 2025
Director
Tae-Hyuk Ahn
Executive President & Head of Semiconductor Business Executive Vice President & Head of Battery Business, Samsung SDI
Executive Vice President & Head of System LSI Manufacturing Center, Samsung Electronics
Senior Vice President & Head of Technology Innovation Team of Memory Business, Samsung Electronics
From March, 24, 2022 to the annual general meeting of shareholders in 2025

Outside directors

Name Position Career Term of office
Director
Oh-chul Kwon
Outside Director
Audit Committee Member
Board Member of Cypress Semiconductor
Adviser, SK Hynix
Executive President & CEO, SK Hynix
Chairman, Korea Semiconductor Industry Association
From March, 24, 2022 to the annual general meeting of shareholders in 2025
Director
Dong-Gun Park
Outside Director
Audit Committee Member
Special Adjunct Professor, Electrical & Electric Engineering, Sogang University
Advisor, Samsung Display
Executive President, Display Innovation, Samsung Electronics
President & CEO, Samsung Display
From March, 24, 2022 to the annual general meeting of shareholders in 2025
Director
Hyung-Jun Kim
Outside Director,
Audit Committee Member
Professor, Electrical & Electronic Engineering, Yonsei University
Head of Yonsei University BK21 Y-BASE Education Research Department
Head of Research Support on Localization of ALD Materials and Parts for 10nm Semiconductor Devices,
Ministry of Trade Indusrty and Energy (Materials, Parts & Equipments Innovation Lab)
Head of BIT Fab, Yonsei University
Head of Air Liquide Yonsei Collaboration Center
From March, 24, 2022 to the annual general meeting of shareholders in 2025

BOD Activities

Date Contents discussed Approved or not Attendance by
outside director
February 22, 2023 - Approval of FY2022 financial statements and annual business report
- Decision on cash dividend
- Convocation of the 6th annual general meeting of shareholders and
determination of the agenda items of the meeting
- Report and approval of safety·health plans in 2023

※ Reports
- 2022 business performance report
- Report on the operating status of the internal accounting
- Evaluation report on the operating status of the internal accounting management system
Approved
Approved
Approved

Approved


Reported
Reported
Reported

3(3)
March 29, 2023 - Appointment of CEO Approved 3(3)
April 27, 2023 ※ Reports
- Results of the 7th annual general meeting of shareholders
- Report on business performance in the first quarter of 2023

Reported
Reported
3(3)
July 19, 2023 - Approval of amendments to the internal accounting management regulations
- Appointment of compliance officer

※ Reports
Report on business performance in first half of 2023
Approved
Approved


Reported
2(3)
Date Contents discussed Approved or not Attendance by
outside director
February 23, 2022 - Approval of FY2021 financial statements and annual business report
- Decision on cash dividend
- Convocation of the 6th annual general meeting of shareholders and
determination of the agenda items of the meeting
- Report and approval of safety·health plans in 2022

※ Reports
- 2021 business performance report
- Report on the operating status of the internal accounting management system
- Evaluation report on the operating status of the internal accounting
management system
Approved
Approved
Approved

Approved


Reported
Reported
Reported

3(3)
March 24, 2022 - Appointment of Chairman of the Board Approved 3(3)
April 27, 2022 ※ Reports
- Results of the 6th annual general meeting of shareholders
- Report on business performance in the first quarter of 2022

Reported
Reported
3(3)
July 20, 2022 - Establishment of a domestic branch office
- Closure of a domestic branch office
- Application for loss compensation of a domestic branch office

※ Reports
- Report on business performance in the second quarter of 2022
Approved
Approved
Approved


Reported
2(3)
August 10, 2022 - Establishment of a foreign corporation Approved
3(3)
October 26, 2022 - Conclusion of a trust contract for acquisition of treasury stocks

※ Reports
- Report on business performance in the third quarter of 2022
Approved


Reported
3(3)
Date Contents discussed Approved or not Attendance by
outside director
February 24, 2021 - Approval of FY2020 financial statements and annual business report
- Decision on cash dividend
- Convocation of the 5th annual general meeting of shareholders and
determination of the agenda items of the meeting
- Report and approval of safety·health plans in 2021

※ Reports
- 2020 business performance report
- Report on the operating status of the internal accounting management system
- Evaluation report on the operating status of the internal accounting
management system
Approved
Approved
Approved

Approved


Reported
Reported
Reported

3(3)
April 28, 2021 ※ Reports
- Results of the 5th annual general meeting of shareholders
- Report on business performance in the first quarter of 2021

Reported
Reported
3(3)
July 21, 2021 - Approval of amendments to the BOD regulations

※ Reports
- Report on business performance in the second quarter of 2021
Approved


Reported
3(3)
October 22, 2021 ※ Reports
- Report on business performance in the third quarter of 2021

Reported
3(3)
Date Contents discussed Approved or not Attendance by
outside director
February 03, 2020 - Loan limit (trade finance) agreement Approved 3(3)
February 24, 2020 - Approval of FY2019 financial statements and annual business report
- Cancellation of a stock option grant
- Convocation of the 4th annual general meeting of shareholders and
determination of the agenda items of the meeting
- Introduction of the electronic voting system

※ Reports
- Report on the operating status of the internal accounting management system
- Evaluation report on the operating status of the internal accounting
management system
Approved
Approved
Approved

Approved


Reported
Reported

3(3)
March 24, 2020 - Appointment of CEO Approved 3(3)
April 22, 2020 - Approval of amendments to the BOD regulations
- Approval of amendments to the audit committee regulations
- Approval of amendments to the internal accounting management regulations

※ Reports
- Report on business performance in the first quarter of 2020
Approved
Approved
Approved


Reported
3(3)
August 19, 2020 - Appointment of compliance officer

※ Reports
- Report on business performance in the second quarter of 2020
Approved


Reported
3(3)
August 31, 2020 - Approval of signing a memorandum of understanding regarding acquisition Approved 3(3)
November 25, 2020 ※ Reports
- Report on business performance in the third quarter of 2020
- Advancement of compliance risk management

Reported
Reported
3(3)
Date Contents discussed Approved or not Attendance by
outside director
January 24, 2019 - Approval of amendments to the internal accounting management regulations
- Enactment and approval of regulations on external auditor appointment
- Cancellation of a stock option grant
Approved
Approved
Approved
2(2)
February 01, 2019 - Merger progress report
- Appointment of CEO
Approved
Approved
2(2)
February 22, 2019 - Approval of amendments to the BOD regulations
- Enactment and approval of regulations on audit committee
- Approval of amendments to the internal accounting management regulations
and to regulations on external auditor appointment
- Establishment of domestic branch offices
- Liquidation of overseas corporation
- Issue of paid-in capital increase in overseas corporations
- Approval of loan limit
- Introduction of the electronic voting system
- Appointment of the chairperson of the audit committee
Approved
Approved
Approved

Approved
Approved
Approved
Approved
Approved
Approved
3(3)
March 06, 2019 - Approval of FY2018 financial statements and annual business report
- Decision on cash dividend
- Convocation of the 3rd annual general meeting of shareholders and
determination of the agenda items of the meeting
- Approval of FY2018 financial statements of a corporation that has ceased to be
merged (Wonik Tera Semicon)

※ Reports
- Report on the operating status of the internal accounting management system
- Evaluation report on the operating status of the internal accounting
management system
Approved
Approved
Approved

Approved



Reported
Reported

3(3)
April 22, 2019 - Appointment of chairman of the board
- Issue of paid-in capital increase in Wuxi corporations

※ Reports
- Report on business performance in the first quarter of 2019
Approved
Approved


Reported
3(3)
July 15, 2019 - A working capital loan

※ Reports
- Report on business performance in the second quarter of 2019
Approved


Reported
3(3)
October 14, 2019 ※ Reports
- Report on business performance in the third quarter of 2019

Reported
3(3)