Material Information For information, please log onto Taiwan Stock Exchange Market Observation Post System：Material Information Enter “4950” on the code column. Investor Conference Mutto to hold institutional investor conference on PM3:00 JUNE 9, 2021. Mutto attended the investor conference held by Horizon Securities Co., Ltd. on November 30, 2016. Presentation For information of earlier investor conference, please log onto Taiwan Stock Exchange Market Observation Post System：Investor Conference Info Enter “4950” on the code column.
