4958 Zhen Ding Technology Holding Ltd.: Announcement on Behalf of Subsidiary Zhen Ding Precision Electronics (Huai'an) Co., Ltd. Regarding Acquisition of Machinery and Equipment

Report Date: May 16, 2026 Announcement Date: May 15, 2026 Announcement Time: 17:36:29 Company Code: 4958 Company Name: Zhen Ding Technology Holding Ltd. Subject: Announcement on behalf of subsidiary Zhen Ding Precision Electronics (Huai'an) Co., Ltd. regarding the acquisition of machinery and equipment. Compliance Clause: Article 20 Occurrence Date: May 15, 2026 Explanation: 1. Name and nature of the asset (e.g., land parcel XX in XX district, Taichung City): Machinery and equipment 2. Date of occurrence: April 17, 2026 - May 15, 2026 3. Date of approval by the board of directors: Not applicable 4. Other approval dates: Approval level: General Manager approval May 15, 2026 (115th year of the Republic of China calendar) 5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Transaction quantity: A batch Total transaction amount: NT$1,339,344,790 6. Counterparty to the transaction and its relationship with the company (if the counterparty is a natural person and not a related party of the company, their name may be omitted): Counterparty: SHINBU CORPORATION Relationship with the company: None 7. If the counterparty is a related party, the reason for selecting the related party as the transaction object and the previous transferor, the relationship between the previous transferor and the company and the counterparty, the previous transfer date, and transfer amount should also be announced: Not applicable 8. If the owner of the transaction target in the past five years was a related party of the company, the acquisition and disposal dates, prices, and the relationship with the company at the time of the transaction should also be announced: Not applicable 9. Expected disposal profit (or loss) (not applicable for asset acquisition) (deferred items should be listed and recognized): Not applicable 10. Delivery or payment terms (including payment period and amount), contract restrictions, and other important agreements: As per procurement contract 11. Method of determining this transaction (e.g., tender, comparative bidding, or negotiation), reference basis for price determination, and decision-making unit: Transaction determination method: Comparative bidding and negotiation Reference basis for price determination: Based on market prices Decision-making unit: Determined according to company's authorization matrix 12. Name of professional appraiser's firm or company and its appraisal amount: Not applicable 13. Name of professional appraiser: Not applicable 14. Professional appraiser's practice certificate number: Not applicable 15. Is the appraisal report a limited price, specific price, or special price: No or Not applicable 16. Has the appraisal report not yet been obtained: No or Not applicable 17. Reason for not yet obtaining the appraisal report: Not applicable 18. If there is a significant difference in the appraisal results, the reason for the difference and the auditor's opinion: Not applicable 19. Name of accounting firm: Not applicable 20. Name of accountant: Not applicable 21. Accountant's practice certificate number: Not applicable 22. Broker and brokerage fees: None 23. Specific purpose or use of acquisition or disposal: For operational use 24. Opinion of dissenting directors regarding this transaction: Not applicable 25. Is this transaction a related party transaction: No 26. Date of approval by supervisors or audit committee: Not applicable 27. Is this transaction acquiring real estate or right-of-use assets from a related party: No 28. Price evaluated according to Article 16 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies": Not applicable 29. If the price evaluated in the preceding paragraph is lower than the transaction price, the price evaluated according to Article 17 of the same regulations: Not applicable 30. Date of previous material information announcement on the same event: Not applicable 31. Other matters to be specified: None