Biosino terminates acting-in-concert pact, deconsolidates Zhongsheng Jinyu stake

• Biosino ended an acting-in-concert agreement tied to Beijing Zhongsheng Jinyu, triggering deconsolidation and treatment of the stake as an associate.
• The termination took effect July 3, 2026; Biosino retains a 45.90% equity interest but no longer controls Zhongsheng Jinyu’s voting rights.
• The change is expected to produce a gain of about RMB 16 million from a deemed disposal, subject to final audit.
• Zhongsheng Jinyu posted a loss before tax of RMB 17.62 million in 2025; net liabilities were about RMB 26.4 million at year-end.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Biosino Bio-Technology and Science Inc. published the original content used to generate this news brief via IIS, the regulatory disclosure system operated by the Hong Kong Stock Exchange (HKex) (Ref. ID: HKEX-EPS-20260703-12232456), on July 03, 2026, and is solely responsible for the information contained therein.