Zhenghai Biology: Longwood has accumulated a 1% reduction in its stake and has decided to terminate the reduction plan early.

Zhenghai Biology announces that Longwood Biotechnologies Inc., a shareholder holding more than 5% of the company's shares, has cumulatively reduced its holdings by 1.8 million shares through centralized bidding trading from March 24, 2026 to April 15, 2026, accounting for 1.00% of the total share capital of the company. The average selling price was 19.71 yuan per share. After comprehensive consideration, Longwood has decided to terminate this reduction plan in advance. After this reduction, Longwood still holds 12.0119 million shares of the company, accounting for 6.67% of the total share capital of the company.