To announce the Company's information

Subject: On behalf of the subsidiary, ABH, to announce the disposal of AEB will reach NTD 300 million within one year (Supplementary Announcement of Nov. 04, 2020)

Date of events: 2020/11/04

Contents:

1.Name and nature of the underlying assets (if preferred shares, the terms and conditions of issuance shall also be indicated, e.g., dividend yield, etc.): Common shares of AEB

2.Date of occurrence of the event: 2020/11/04

3.Amount, unit price, and total monetary amount of the transaction: It is NTD329 million.

4.Trading counterparty and its relationship with the Company (if the trading counterparty is a natural person and furthermore is not a related party of the Company, the name of the trading counterparty is not required to be disclosed): The recommending securities firm of AEB and Securities and Futures Investors Protection Center; Third parties.

5.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, its relationship with the Company and the trading counterparty, and the previous date and monetary amount of transfer: Not applicable

6.Where an owner of the underlying assets within the past five years has been a related party of the Company, the announcement shall also include the date and price of acquisition and disposal by the related party, and its relationship with the Company at the time of the transaction: Not applicable

7.Matters related to the current disposal of creditors' rights (including types of collaterals of the disposed creditor's rights; if creditor's rights over a related party, announcement shall be made of the name of the related party and the book amount of the creditor's rights, currently being disposed of, over such related party): Not applicable

8.Profit or loss from the disposal (not applicable in cases of acquisition of securities) (those with deferral should provide a table explaining recognition): None

9.Terms of delivery or payment (including payment period and monetary amount), restrictive covenants in the contract, and other important terms and conditions: None

10.The manner of deciding on this transaction (such as invitation to tender, price comparison, or price negotiation), the reference basis for the decision on price, and the decision-making unit: Resolution of the Board of Directors of the Company by taking into consideration of specific opinion on reasonableness from CPA and agreed conclusion by the recommending securities firm, the Company, ABH and AEB.

11.Net worth per share of the Company's underlying securities acquired or disposed of: Not applicable

12.Cumulative no. of shares held (including the current transaction), their monetary amount, shareholding percentage, and status of any restriction of rights (e.g., pledges), as of the present moment: It is expected that ABH will hold 26,404 thousands of common stocks of AEB (i.e., 72.44% of total common stocks of AEB) after the completion of the transaction.

13.Current ratio of securities investment (including the current trade, as listed in article 3 of Regulations Governing the Acquisition and Disposal of Assets by Public Companies) to the total assets and equity attributable to owners of the parent as shown in the most recent financial statement and working capital as shown in the most recent financial statement as of the present:

Current ratio of long or short term securities investment to the total assets: 0.79%; Current ratio of long or short term securities investment to the shareholder's equity: 1.61%; Operating capital: NTD(6,705,675)K

14.Broker and broker's fee: None

15.Concrete purpose or use of the acquisition or disposal: The share release is for the purpose of obtaining Emerging Stock Market registration for AEB in order to meet the requirement of the Taipei Exchange.

16.Any dissenting opinions of directors to the present transaction: None

17.Whether the counterparty of the current transaction is a related party: None

18.Date of the board of directors resolution: NA

19.Date of ratification by supervisors or approval by the Audit Committee: NA

20.Whether the CPA issued an unreasonable opinion regarding the current transaction: None

21.Name of the CPA firm: None

22.Name of the CPA: None

23.Practice certificate number of the CPA: None

24.Whether the transaction involved in change of business model: Not applicable

25.Details on change of business model: Not applicable

26.Details on transactions with the counterparty for the past year and the expected coming year: Not applicable

27.Source of funds: Not applicable

28.Any other matters that need to be specified: None