Subject: (Supplement 2021/7/30 and 2021/8/2 announcement) Subsidiary, Hyield Venture Capital Co., Ltd. disposal MICROELECTRONICS TECHNOLOGY INC. Shares

Contents:

1.Name of the securities: MICROELECTRONICS TECHNOLOGY INC. common shares

2.Trading date:2021/08/23~2021/09/30

3.Amount, unit price, and total monetary amount of the transaction:

About 110/7/30 the board of directors authorized the future disposition of 2,311,528 shares, transaction details listed as below:

Trading Volume: 2,311,528 shares

Unit price: average per share of NTD 62.95

Total monetary amount of the transaction: NTD 145,501,008

4.Gain (or loss) through disposal (not applicable in case of acquisition of securities):

Calculated from acquisition cost from 2021/8/23 to 2021/9/30, the realized gains for this transaction as of trading date is NTD 82,542,400, which was transferred into Unappropriated Retained Earnings in 2021, among which, according to IFRS 9, NTD 14,130,851 was transferred from Other Equity Interest in 2020, and NTD 68,411,549 is recognized as Other Comprehensive Income in 2021.

5.Relationship with the underlying company of the trade: None

6.Current cumulative amount held, monetary amount, and shareholding percentage of cumulative holdings of the securities being traded (including the current trade), and status of any restriction of rights (e.g.pledges):

Current cumulative volume: 0 shares

Current cumulative amount: NTD 0

Shareholding percentage:0%

Restriction of rights: None

7.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 tatement and working capital as shown in the most recent financial statement as of the present:

Ratio to total assets:0.5%, to shareholder's equity:1.27%

Operating Capital: NTD-125,205,791,000

8.Concrete purpose of the acquisition or disposal: Investment Realization

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

10.Whether the counterparty of the current transaction is a related party: No

11.Trading counterparty and its relationship with the Company: NA

12.Date of the board of directors resolution: NA

13.Date of ratification by supervisors or approval by the audit committee: NA

14.Any other matters that need to be specified:Transaction fees and tax shall be paid separately.