1.Date of occurrence of the event:2022/05/31

2.Date of the original announcement and reporting:2022/03/10

3.Summary of the content originally announced and reported:

The Board approved the  Regulations of Employee Stock Warrant Issuance and Share Subscriptions for 2022 on March 10,2022. An excerpt of Article 3 that has been passed and announced is as follows:

3.Qualifications and Conditions for Eligible Employees for Stock Options

(1)Only the employees of the company and of such entities controlled by or affiliated with the company domestically or overseas as indicated in letter #1070121068 sent by the Financial Supervisory Commission on Dec. 27, 2018 are eligible.

(2)...(omitted)

(3)The company issues employee stock warrants in accordance with Article 56-1 (1). The sum of the shares accumulatively provided to be subscribed by a single eligible employee for stock options and the new shares accumulatively obtained by eligible employees for stock options shall not exceed 0.3% of the total shares issued. In addition, the sum of the abovementioned shares accumulatively provided and the shares accumulatively provided to be subscribed by a single eligible employee for stock options based on the employee stock warrants issued by the company in accordance with Article 56 (1) of the Regulations shall not exceed 1% of the total shares issued.

4.Reason for change and its main content:To follow the regulation's request to revise,below are the revised excerpt of article 3:

(1)Only the full-time employees of the company and of such entities controlled by or affiliated with the company domestically or overseas as indicated in letter #1070121068 sent by the Financial Supervisory Commission on Dec. 27, 2018 are eligible.

(2)...(omitted)

(3)The company issues employee stock warrants in accordance with Article 56-1 (1). The sum of the shares accumulatively provided to be subscribed by a single eligible employee for stock options and the new shares accumulatively obtained by eligible employees for stock options shall not exceed 0.3% of the total shares issued. In addition, the sum of the abovementioned shares accumulatively provided and the shares accumulatively provided to be subscribed by a single eligible employee for stock options based on the employee stock warrants issued by the company in accordance with Article 56 (1) of the Regulations shall not exceed 1% of the total shares issued. However, with special approval from the central competent authority of the relevant industry, the total number of employee stock warrants and new restricted employee shares obtained by a single employee may be exempted from the above-mentioned restriction.

5.Impact on the Company's finance and business after the change:none

6.Any other matters that need to be specified:none