Investor Relations - Latest Financial Information

Date	Title	Att.
2023/04/19	YFO Fourth Quarter 2022 Investor Conferences	． 2022Q4線上法說會-0421en.pdf
2022/04/11	YFO Fourth Quarter 2021 Investor Conferences	．洋華光電2021年第四季線上法說會-0415-EN.pdf