S Oil : Details of Sustainability Report, etc. (Voluntary Disclosure)

Details of Sustainability Report, etc. (Voluntary Disclosure)

1. Name of Report	2021 S-OIL Sustainability Report
2. Verification Agency	Korea Productivity Center	Name in English	Korea Productivity Center
3. Writing Standards	Prepared using Global Reporting Initiative (GRI) Standards (Core Option)
4. Place for Filing	S-Oil homepage (http://www.s-oil.com)
5. Details	- S-Oil has been publishing its annual Sustainability Report since 2008 to communicate with stakeholders about activities and performance for the sustainability. - This report covers the Company's activities at the Head Office in Seoul, Onsan Refinery in Ulsan, terminals, and sales offices in Korea from January 1 through December 31, 2021. Material managerial changes partially cover 2022, which is the year the report is published. 1. Introduction (Corporate Profile, Sustainability Management Scheme, etc.) 2. Business Fundamental (Corporate Governance, Compliance Management, etc.) 3. Customers (Realization of Customer Satisfaction, Marketing Communications, etc.) 4. Employees (HR Management, Corporate Culture/Labor-Management Relations, etc.) 5. Owners & Other Stakeholders (Investment in New Projects, Financial Soundness, Environment Management and Social Contribution Activities) 6.Appendix (Key ESG Performances, etc.)
6. Date of Filing(Verification)	2022-07-18
7. Other references useful for making investment decisions	- For details, please refer to the attached S-OIL Sustainability Report 2021.
※Title and date of other disclosure related to this one	-