Changdian Technology: plans to invest 7.8 billion yuan to build a high-end advanced packaging and testing factory in Lingang, Shanghai.

Changdian Technology Announcement: The company plans to establish a controlling subsidiary through investment, and will build a high-end advanced packaging and testing factory in the Wanxiang Industrial Park of "East Silicon Harbor" in Lingang New Area of Shanghai, with a total investment of 7.8 billion yuan, of which the registered capital of the proposed subsidiary is expected to be 4 billion yuan. The project is planned to be constructed in two phases, with the first phase scheduled to be completed in the second half of 2028. The third interim meeting of the ninth board of directors of the company has reviewed and approved the investment proposal, and this investment does not constitute a major asset restructuring or related party transaction, and does not require approval by the shareholders' meeting.