Dongcheng Pharmaceutical: Announcement on holding an online performance briefing meeting for the 2025 annual report

Securities code: 002675 Securities abbreviation: Dongcheng Pharmaceutical Announcement number: 2026-025

Yantai Dongcheng Pharmaceutical Group Co., Ltd.

Announcement on Holding the Online Performance Briefing Meeting for the 2025 Annual Report

The company and all members of the board of directors guarantee that the information disclosed is true, accurate and complete, and that there are no false records, misleading statements or major omissions.

Yantai Dongcheng Pharmaceutical Group Co., Ltd. (hereinafter referred to as the "Company") is scheduled to hold the 2025 online performance briefing on April 9, 2026 (Thursday) from 15:00 to 17:00. This performance briefing will be held remotely via the Internet. Investors can participate in this performance briefing through the "Value Online" (http://www.ir-online.cn) platform.

Personnel attending this annual performance briefing include: Mr. Luo Zhigang, general manager of the company, Ms. Zhu Chunping, head of finance, Mr. Zhao Dayong, independent director, and Mr. Liu Xiaojie, secretary of the board of directors. (If there are special circumstances, participants will make adjustments.)

In order to fully respect investors and improve the pertinence of communication, the company is now collecting questions from investors in advance for the company's 2025 online performance briefing and extensively listening to investors' opinions and suggestions. Investors can use WeChat to scan the mini program code below to ask questions before the meeting before 17:00 on April 8, 2026 (Wednesday), and enter the special question collection page. The company will answer questions of common concern to investors at the 2025 online performance briefing.

Investors are welcome to actively participate.

Announcement hereby!

Board of Directors of Yantai Dongcheng Pharmaceutical Group Co., Ltd.

March 26, 2026