Shanghai Junshi Biosciences Co., Ltd.* (Junshi Bio) has scheduled its 2025 third quarterly results briefing for 29 October 2025 (Wednesday), from 11:00 to 12:00, at the Shanghai Stock Exchange Roadshow Center. The company will issue its third quarter earnings report on the Shanghai Stock Exchange (www.sse.com.cn) on the same day.

Company representatives plan to discuss recent operating results and financial indicators during the session. Interested investors may submit questions online in advance through the 「Pre-collection of Questions」 section at the SSE Roadshow Center website or via the company’s email (info@junshipharma.com) between 22 October 2025 (Wednesday) and 16:00 on 28 October 2025 (Tuesday). Questions of general interest will be addressed in the scheduled briefing.

Participants from the company are expected to include an executive director, an independent non-executive director, the financial director, and the secretary of the board of directors. Updates from the briefing will be accessible for review on the SSE Roadshow Center website following the event.