MediaTek — Supply Chain & Business Relationships

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.): Reed Semiconductor Corp; preferred shares

5.Amount, unit price, and total monetary amount of the transaction: 3,222,875 shares; approximately US$8.99 per share; approximately US$29 million

Reed Semiconductor Corp; non-related party

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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.): Reed Semiconductor Corp; preferred shares 2.Date of occurrence of the event: 2026/06/26 3.Date of the board of directors resolution: 2026/06/26 4.Other approval date: Not applicable 5.Amount, unit price, and total monetary amount of the transaction: 3,222,875 shares; approximately US$8.99 per share; approximately US$29 million 6.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): Reed Semiconductor Corp; non-related party

4.Counterparty (e.g., name of the other company participating in the merger or consolidation, company taking assignment of the spin-off, or counterparty to the acquisition or assignment of shares): InnoFusion Technology Corp.(the dissolved company)

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1.Type of merger and acquisition (e.g., merger, spin-off, acquisition, or share transfer):Merger 2.Date of occurrence of the event:2026/05/29 3.Names of companies participating in the merger and acquisition (e.g., name of the other company participating in the merger or consolidation, newly established company in a spin-off, acquired company, or company whose shares are taken assignment of): Hsiang Fa Co.(the surviving company) 4.Counterparty (e.g., name of the other company participating in the merger or consolidation, company taking assignment of the spin-off, or counterparty to the acquisition or assignment of shares): InnoFusion Technology Corp.(the dissolved company) 5.Whether the counterparty of the current transaction is a related party:Yes. 6.Relationship between the counterparty and the Company (investee company in which the Company has re-invested and has shareholding of XX%), and

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.):Patents

5.Amount, unit price, and total monetary amount of the transaction: A package of patents, NT$1,600,000,000 (equivalent to USD 50,000,000)

LG Electronics Inc., not a related party

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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.):Patents 2.Date of occurrence of the event:2026/05/29 3.Date of the board of directors resolution:2026/05/29 4.Other approval date:NA 5.Amount, unit price, and total monetary amount of the transaction: A package of patents, NT$1,600,000,000 (equivalent to USD 50,000,000) 6.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):LG Electronics Inc., not a related party 7.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty

5.Amount, unit price, and total monetary amount of the transaction: Transaction volume:NA; Unit price:NA; Total amount of the transaction: up to CNY 300,000,000.

14.Trading counterparty and its relationship with the Company: Non-related party

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1.Date of occurrence of the event:2026/04/30 2.Method of the current increase (decrease) in investment: Hefei Xuhui Management Consulting Co., Ltd. will invest in KQ III (Shanghai) Technology Private Equity Fund, L.P.(tentative name) up to CNY 300,000,000. 3.Date of the board of directors resolution:NA 4.Other approval date:Shareholder resolution dated on 2026/04/30 5.Amount, unit price, and total monetary amount of the transaction: Transaction volume:NA; Unit price:NA; Total amount of the transaction: up to CNY 300,000,000. 6.Company name of the mainland Chinese investee: KQ III (Shanghai) Technology Private Equity Fund, L.P.(tentative name) 7.Paid-in capital of aforementioned mainland Chinese investee:NA 8.Amount of capital increase currently planned for the aforementioned mainland Chinese investee: up to CNY 3,000,000,000. 9.Main businesses of the aforementioned mainland Chinese investee: Equity investment and investment management.

1.Name of the securities: Common shares of Shenzhen Goodix Technology Co., Ltd. (”Goodix”)

13.Trading counterparty and its relationship with the Company: Not a related party

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1.Name of the securities: Common shares of Shenzhen Goodix Technology Co., Ltd. (”Goodix”) 2.Trading date:2026/03/20 3.Date of the board of directors resolution:2026/03/20 4.Other approval date: NA 5.Amount, unit price, and total monetary amount of the transaction: The board of directors of Gold Rich has approved the disposal of Goodix shares, not exceeding 9,300,000 shares, at market price, during the period of March 23, 2026 to March 22, 2027. The implementation of this disposal plan is subject to, among others, the market conditions, and the share price of Goodix. Transaction details will be announced once the transaction is completed. 6.Gain (or loss) through disposal (not applicable in case of acquisition of securities): The disposal gains will be included in other comprehensive income, with no impact on the net income and EPS. The actual disposal result will be announced once the transaction is completed. 7.Relationship with the underlying company of the trade: Not a related party

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.):Patents

5.Amount, unit price, and total monetary amount of the transaction: A package of patents, NT$1,248,000,000 (equivalent to USD 39,000,000)

not a related party

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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.):Patents 2.Date of occurrence of the event:2026/03/16 3.Date of the board of directors resolution:2026/03/16 4.Other approval date:NA 5.Amount, unit price, and total monetary amount of the transaction: A package of patents, NT$1,248,000,000 (equivalent to USD 39,000,000) 6.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): not a related party 7.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty

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.): Ayar Labs, Inc.; preferred shares

5.Amount, unit price, and total monetary amount of the transaction: 1,722,759 shares; approximately US$52.24 per share; approximately US$90 million

Ayar Labs, Inc.; non-related party

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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.): Ayar Labs, Inc.; preferred shares 2.Date of occurrence of the event: 2026/02/26 3.Date of the board of directors resolution: 2026/02/26 4.Other approval date: Not applicable 5.Amount, unit price, and total monetary amount of the transaction: 1,722,759 shares; approximately US$52.24 per share; approximately US$90 million 6.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): Ayar Labs, Inc.; non-related party 7.Where the trading counterparty is a related party, announcement shall also

1.Name and nature of the underlying asset (e.g., land located at Sublot XX, Lot XX, North District, Taichung City):machinery equipment

5.Transaction unit amount (e.g.XX square meters, equivalent to XX ping), unit price, and total transaction price: Transaction volume:1 batch Total transaction price:TWD$15.5 billion

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1.Name and nature of the underlying asset (e.g., land located at Sublot XX, Lot XX, North District, Taichung City):machinery equipment 2.Date of occurrence of the event:2026/02/04 3.Date of the board of directors resolution:2026/02/04 4.Other approval date:NA 5.Transaction unit amount (e.g.XX square meters, equivalent to XX ping), unit price, and total transaction price: Transaction volume:1 batch Total transaction price:TWD$15.5 billion 6.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): ADVANTEST TAIWAN INC.;HON. PRECISION, INC.;Micro Control Company; Taiwan Semiconductor Manufacturing Company, Limited; Chunghwa Precision Test Tech. Co., Ltd.; Relationship with the Company: None.