Oulian Biology: Some shares of shareholders holding more than 5% of shares are released from pledge.

Orin Bio announced that its shareholder, Tai Chang Group, holds 25,893,040 shares of the company, accounting for 6.38% of the total share capital. On June 5, 2026, Tai Chang Group released 5,810,000 pledged shares, representing 22.44% of its holdings, and 1.43% of the company's total share capital. After this release of pledge, Tai Chang Group has a total of 13,600,000 shares of the company pledged, accounting for 52.52% of its total holdings, and 3.35% of the company's total share capital.